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Newcastle City Zoning Code

CHAPTER 18

06 TECHNICAL TERMS AND LAND USE DEFINITIONS

Ord. 2026-682

§ 18.06.001 Scope of chapter.

This chapter contains definitions of technical and procedural terms used throughout the code as well as definitions of land use shown in Chapter 18.08 NMC, Permitted Uses. See Chapter 18.02 NMC, Authority, Purpose, Interpretation and Administration, for rules on interpretation of the code, including use of these definitions. Development standards are found in Chapters 18.12 through 18.34 NMC.
(Ord. 2025-671 § 4; Ord. 2026-683)

§ 18.06.010 "A" definitions.

"Accessible electric vehicle charging station."
An electric vehicle charging station where the battery charging station equipment is located within accessible reach of a barrier-free access aisle (minimum 44-inch width) and the electric vehicle.
"Accessory living quarters."
Living quarters in an accessory building for the use of the occupant or persons employed on the premises, or for temporary use of guests of the occupant. Such quarters have no kitchen and are not otherwise used as a separate dwelling unit.
"Accessory use, commercial/industrial."
A. 
A use that is subordinate and incidental to a commercial or industrial use, including, but not limited to, the following uses:
1. 
Administrative offices;
2. 
Employee exercise facilities;
3. 
Employee food service facilities;
4. 
Incidental storage of raw materials and finished products sold or manufactured on site;
5. 
Business owner or caretaker residence;
6. 
Cogeneration facilities; and
7. 
Ground maintenance facilities.
B. 
Some accessory uses within the scope of this section may be defined separately to enable the code to apply different conditions of approval.
"Accessory use, residential."
A. 
A use, structure, or activity which is subordinate and incidental to a residence including, but not limited to, the following uses:
1. 
Accessory living quarters and dwellings;
2. 
Fallout/bomb shelters;
3. 
Keeping household pets;
4. 
On-site rental office;
5. 
Pools, private docks, and piers;
6. 
Antennas for private telecommunication services;
7. 
Storage of yard maintenance equipment; or
8. 
Storage of private vehicles, e.g., motor vehicles, boats, trailers or planes.
B. 
Some accessory uses within the scope of this section may be defined separately to enable the code to apply different conditions of approval.
"Administrative design review."
A development permit process whereby an application is reviewed, approved, or denied by the planning director or the planning director's designee based solely on objective design and development standards without a public predecision hearing, unless such review is otherwise required by state or federal law, or the structure is a designated landmark or historic district established under a local preservation ordinance. A city may utilize public meetings, hearings, or voluntary review boards to consider, recommend, or approve requests for variances from locally established design review standards.
"Adult entertainment business."
Adult entertainment business has the definition contained in NMC § 5.10.010.
"Adult family home."
A regular family abode in which a person or persons provides personal care, special care, room and board to more than one but not more than six adults who are not related by blood or marriage to the person or persons providing the services.
"Affordable housing unit."
Housing reserved for occupancy by eligible households and affordable to households whose annual income does not exceed the following percent of the median income, adjusted for household size, and no more than 30% of the monthly household income is paid for monthly housing expenses. (Housing expenses for ownership housing include mortgage and mortgage insurance, property taxes, property insurance, and homeowners dues. Housing expenses for rental housing include rent and appropriate utility allowance.)
A. 
Moderate Income Affordable Housing. For rental housing moderate income affordable housing is defined as affordable at 70% of median income, adjusted for household size. For ownership housing, moderate income affordable housing is defined as affordable at 80% of median income adjusted for household size.
B. 
Low Income Affordable Housing. For rental housing low income affordable housing is defined as affordable at 50% of median income, adjusted for household size. For ownership housing, low income affordable housing is defined as affordable at 60% of median income adjusted for household size.
C. 
Median income means the median income for the Seattle MSA as most recently determined by the Secretary of Housing and Urban Development under Section 8(f)(3) of the United States Housing Act of 1937, as amended, or if programs under said Section 8(f)(3) are terminated, median income determined under the method used by the Secretary prior to such termination. In the event that HUD no longer publishes median income figures for the Seattle MSA or King County, the city may use any other method for determining the King County median income, adjusted for household size.
D. 
Pursuant to the authority of RCW 36.70A.540, the city finds that the higher income levels specified in the definition of affordable housing in this section rather than those stated in the definition of "low-income households" in RCW 36.70A.540 are needed to address local housing market conditions in the city.
"Agricultural activities, existing and ongoing."
Those activities conducted on lands defined in RCW 84-34-020(2), and those activities involved in the production of crops and livestock, including but not limited to operation, maintenance and conservation measures of farm and stock ponds or drainage ditches, irrigation systems, changes between agricultural activities, and normal operation, maintenance or repair of existing serviceable structures, facilities or improved areas. Activities that bring an area into agricultural use are not part of an ongoing activity. An operation ceases to be ongoing when the area in which it was conducted is proposed for conversion to a nonagricultural use or has lain idle for a period of longer than five years, unless the idle land is registered in a federal or state soils conservation program.
"Agricultural products."
Items resulting from the practice of agriculture, including crops such as fruits, vegetables, grains, seed, feed, and plants, or animal products such as eggs, milk, and meat.
"Aircraft, ship and boat manufacturing."
The fabrication and/or assembling of aircraft, ships or boats, and including uses located in SIC Industry Group Nos.:
A. 
372 – Aircraft and parts; and
B. 
373 – Ship and boat building and repairing.
"Airport/heliport."
Any runway, landing area or other facility excluding facilities for the primary use of the individual property owner which is designed or used by both public carriers or private aircraft for the landing and taking off of aircraft, including the following associated facilities:
A. 
Taxiways;
B. 
Aircraft storage and tie-down areas;
C. 
Hangars;
D. 
Servicing; and
E. 
Passenger and air freight terminals.
"All lots zoned predominantly for residential use."
All zoning districts in which residential dwellings are the predominant use. This excludes lands zoned primarily for commercial, industrial, and/or public uses, even if those zones allow for the development of detached single-family residences. This also excludes lands zoned primarily for mixed uses, even if those zones allow for the development of detached single-family residences, if the zones permit by-right multifamily use and a variety of commercial uses, including but not limited to retail, services, eating and drinking establishments, entertainment, recreation, and office uses.
"Alley."
"Alley" means a public or private right-of-way used primarily as a secondary means of vehicular access to residences and business establishments for provision of services (e.g., deliveries, trash collection, utility service) and for access to private driveways. Alleys are not the sole means of access to property.
"Alteration."
For purposes of critical areas regulation, any human activity which results in or is likely to result in an impact upon the existing condition of a critical area. Alterations include, but are not limited to, grading, filling, dredging, draining, channelizing, applying pesticides, herbicides, fertilizers or any other hazardous substance, discharging pollutants except stormwater, grazing domestic animals, paving, constructing, applying gravel, operating vehicles or equipment, modifying for surface water management purposes, cutting, pruning, topping, trimming, relocating or removing vegetation or any other human activity which results or is likely to result in an impact to existing vegetation, hydrology, water quality, wildlife, habitat, critical areas or other resources or natural or built features. Alterations do not include walking, fishing or any other passive recreation or other similar activities. Areas that have been altered shall also be considered disturbed area.
"Amusement arcades."
A building or part of a building in which five or more pinball machines, video games, or other such player-operator amusement devices (excluding juke boxes or gambling-related machines) are operated.
"Antenna."
The specific device, the surface of which is used to capture an incoming and/or to transmit an outgoing radio-frequency signal. Antennas include the following types:
A. 
"Whip antenna" receives and transmits signals in a 360-degree pattern, and is up to 20 feet in height and up to four inches in diameter.
B. 
"Panel antenna" receives and transmits signals in a directional pattern typically encompassing an arc of 120 degrees.
C. 
"Parabolic (or dish) antenna" means a bowl-shaped device that receives and transmits signals in a specific directional pattern.
D. 
"Cylindrical antenna" means an antenna that transmits in a directional or omni-directional pattern.
E. 
"Ancillary antenna" means an antenna that is 12 inches or less in its largest dimension and includes a wire antenna no greater than three feet long.
F. 
Other. All other transmitting or receiving equipment not specifically described herein shall be regulated in conformity with the type of antenna described herein which most closely resembles such equipment.
"Apartment complex."
A building containing two or more rental dwelling units.
"Applicant."
"Applicant" means a property owner or any person with written authority to act on behalf of the owner in an application for a development proposal, permit or approval.
"Aquatic area."
"Aquatic area" means any nonwetland water feature including all shorelines of the state, rivers, streams, marine waters, inland bodies of open water including lakes and ponds, reservoirs and conveyance systems and impoundments of these features if any portion of the feature is formed from a stream or wetland and if any stream or wetland contributing flows is not created solely as a consequence of stormwater pond construction. "Aquatic area" does not include water features that are entirely artificially collected or conveyed storm or wastewater systems or entirely artificial channels, ponds, pools or other similar constructed water features.
"Assisted living."
An establishment which provides living quarters and a variety of limited personal care and supportive health care to individuals who are unable to live independently due to infirmity of age, or physical or mental handicap, but do not need the skilled nursing care of a convalescent or nursing home. These facilities may consist of individual dwelling units of a barrier-free design, with separate bathroom facilities, a full kitchen or no kitchen. The facility may provide a minimal amount of supportive health care monitoring, such as assistance with medication, but is limited to health care services which do not require state or federal licensing. In addition, these facilities may have a communal dining room, recreation facilities (library, lounge, or game room), laundry facilities and open space.
"Auction house."
An establishment where the property of others is sold by a broker or auctioneer to persons who attend scheduled sales periods or events.
"Average daylight plane."
An invisible line used to limit the height and bulk of buildings and allow maximum exposure to light and air. The measurement is generally a 45-degree angle from the proposed building or property, from which development may not extend beyond, based on the lowest average angle of sun (see Chapter 18.15 NMC).
"Average finished grade."
The average finished grade shall be determined by first delineating the smallest rectangle which can enclose the building and then averaging the elevations taken at the midpoint of each side of the rectangle; provided, that the measured elevations do not include berms.
(Ord. 2025-671 § 4; Ord. 2026-683)

§ 18.06.020 "B" definitions.

"Base flood."
A flood having a 1% chance of being equaled or exceeded in any given year, often referred to as the "100-year flood."
"Base flood elevation."
The water surface elevation of the base flood in relation to the National Geodetic Vertical Datum of 1929.
"Base (height/stories, floor area ratio)."
For purposes of calculating building height/stories and/or floor area ratio, base is the allowed measurement extent without requiring additional requirements or incentives (see Chapter 18.15 NMC).
"Battery charging station."
An electrical component assembly or cluster of component assemblies designed specifically to charge batteries within electric vehicles, which meet or exceed any standards, codes, and regulations set forth by Chapter 19.28 RCW and consistent with rules adopted under RCW 19.27.540.
"Battery electric vehicle (BEV)."
Any vehicle that operates exclusively on electrical energy from an off-board source that is stored in the vehicle's batteries, and produces zero tailpipe emissions or pollution when stationary or operating.
"Battery exchange station."
A fully automated facility that will enable an electric vehicle with a swappable battery to enter a drive lane and exchange the depleted battery with a fully charged battery through a fully automated process, which meets or exceeds any standards, codes, and regulations set forth by Chapter 19.27 RCW and consistent with rules adopted under RCW 19.27.540.
"Best available science."
Current scientific information used in the process to designate, protect, or restore critical areas, that is, derived from a valid scientific process as defined by WAC 365-195-900 through 365-195-925.
"Best management practices."
Schedule of activities, prohibition of practices, maintenance procedures, and structural and/or managerial practices, that when used singly or in combination:
A. 
Control soil loss and reduce water quality degradation caused by nutrients, animal waste, toxics, and sediment;
B. 
Minimize adverse impacts to surface water and groundwater flow, circulation patterns, and to the chemical, physical, and biological characteristics of wetlands;
C. 
Protect trees, vegetation and soils designated to be retained during and following site construction and use native plant species appropriate to the site for revegetation of disturbed areas; and
D. 
Provide standards for proper use of chemical herbicides within critical areas.
"Billboard."
A sign, including both the supporting structural framework and attached billboard faces, used principally for advertising a business activity, use, product, or service unrelated to the primary use or activity of the property on which the billboard is located; excluding off-premises directional or temporary real estate signs.
"Billboard face."
That portion of a billboard, exclusive of its structural support, on which changeable advertising copy is displayed, either by affixing preprinted poster panels or by painting copy on location; subclassified as follows:
A. 
Billboard face I – a billboard face not exceeding a height of 14 feet or a width of 48 feet; and
B. 
II
oard face II – a billboard face not exceeding a height of 12 feet or a width of 24 feet.
"Binding site plan."
"Binding site plan" is a drawing to scale which:
A. 
Identifies and shows the areas and locations of all streets, roads, improvements, utilities, open spaces, and any other matters identified in Chapter 20.07 NMC;
B. 
Contains inscriptions or attachments setting forth such appropriate limitations and conditions for the use of the land as are established by the decision-maker with authority to approve the site plan;
C. 
Contains provisions making any development be in conformity with the site plan; and
D. 
Identifies lots, tracts and/or easements that collectively comprise the site plan.
"Biologist."
A person who has earned at least a Bachelor of Science degree in the biological sciences from an accredited college or university or who has equivalent educational training and experience.
"Bog."
A low-nutrient, acidic wetland with organic soils and characteristic bog plants, which is sensitive to disturbance and impossible to recreate through compensatory mitigation.
"Book, stationery, video and art supply store."
An establishment engaged in the retail sale of books and magazines, stationery, records and tapes, video and art supplies, including uses located in SIC Industry Nos.:
A. 
5942 – Book stores;
B. 
5943 – Stationery stores;
C. 
5999 – Architectural supplies and artists' supply and materials stores;
D. 
7841 – Video tape rental;
E. 
5735 – Record and prerecorded tape stores; and
F. 
5736 – Musical instrument stores.
"Boundary line adjustment."
"Boundary line adjustment" means the shifting or elimination of lot lines between adjacent parcels, resulting in the same or less number of lots that existed before the adjustment or elimination of lot lines.
"Broadleaf tree."
A tree characterized by leaves that are broad in width and may include both deciduous and evergreen species.
"Buffer, critical area."
A designated area contiguous to a steep slope or landslide hazard area intended to protect slope stability, attenuation of surface water flows and landslide hazards or a designated area contiguous to a stream or wetland intended to protect the stream or wetland and be an integral part of the stream or wetland ecosystem.
"Building."
Any structure having a roof.
"Building coverage."
Area of a lot that is covered by the total horizontal surface area of the roof of a building, exclusive of eaves of 18 inches or less. Calculations of building coverage shall include that portion of any roof or eave that exceeds 18 inches.
"Building envelope."
Area of a lot that delineates the limits of where a building may be placed on the lot.
"Building facade."
That portion of any exterior elevation of a building extending from the grade of the building to the top of the parapet wall or eaves, whichever is lower, for the entire width of the building elevation.
"Building height."
The vertical distance measured from the average finished grade to the highest point of a flat roof, or to mean height between the eaves and ridge of a pitched roof. For exclusions and exemptions in residential zones, see NMC § 18.12.030(B)(23). For exclusions and exemptions in noncommercial and mixed use zones, see NMC § 18.12.040(B)(21). The height of wireless communications facilities is regulated per Chapter 18.25 NMC.
"Building official."
The officer or other designated authority charged with administration and enforcement of the Uniform Administrative Code published by the International Conference of Building Officials, as well as other building-related regulations adopted by the city.
"Building plate."
A horizontal, structural, load-bearing member in building framing.
"Building site."
"Building site" means real property upon which structures are permitted subject to conformance with all applicable development standards, and which satisfies, or at one time satisfied, the applicable zoning code standards for physical placement, lot coverage, construction of structures and all other location and dimensional requirements for the structure.
"Building, hardware and garden materials store."
An establishment engaged in selling lumber and other building materials, feed, and lawn and garden supplies; including, but not limited to, uses located in SIC Major Group No. 52 - Building materials, hardware, garden supply, excluding mobile home dealers.
"Bulk retail."
An establishment offering the sale of bulk goods to the general public, including limited sales to wholesale customers. These establishments may include a variety of lines of merchandise such as food, building, hardware and garden materials, dry goods, apparel and accessories, home furnishings, housewares, drugs, auto supplies, hobby, toys, games, photographic, and electronics.
(Ord. 2025-671 § 4; Ord. 2026-683)

§ 18.06.030 "C" definitions.

"Calculated LOS."
A quantitative measure of traffic congestion identified by a declining letter scale (A-F) as calculated by the methodology contained in the 1985 Highway Capacity Manual Special Report 209 or as calculated by another method approved by the department. LOS "A" indicates free flow of traffic with no delays while LOS "F" indicates jammed conditions or extensive delay.
"Campground."
An area of land on which accommodations for temporary occupancy such as tents or recreational vehicles without hook-up facilities are permitted and which is used primarily for recreational purposes.
"Capacity, school."
The number of students a school district's facilities can accommodate district-wide, based on the district's standard of service, as determined by the school district.
"Capital facilities plan, school."
The school facilities element of the city's CIP consisting of:
A. 
A forecast of future needs for school facilities based on the enrollment projections;
B. 
The long-range construction and capital improvements projects;
C. 
The schools under construction or expansion;
D. 
The proposed locations and capacities of expanded or new school facilities;
E. 
At least a six-year financing plan component, updated as necessary to maintain at least a six-year forecast period, for financing needed school facilities within projected funding levels, and identifying sources of financing for such purposes, including bond issues authorized by the voters and projected bond issues not yet authorized by the voters;
F. 
Any other long-range projects planned by the appropriate school district;
G. 
The current capacity of the appropriate district's school facilities based on the district's adopted standard of service, and a plan to eliminate existing deficiencies, if any, without the use of impact fees; and
H. 
An inventory showing the location and capacity of existing school facilities.
"Carriage unit."
A single-family dwelling unit, not to exceed 800 square feet in gross floor area, located above a garage structure and part of a cottage housing development.
"Cattery."
A place where adult cats are temporarily boarded for compensation, whether or not for training. An adult cat is of either sex, altered or unaltered, that has reached the age of six months.
"Cemetery, columbarium or mausoleum."
Land or structures used for burial of the dead. For purposes of this code, pet cemeteries are considered a subclassification of this use.
"Charging levels."
The standardized indicators of electrical force, or voltage, at which an electric vehicle's battery is recharged. The terms 1, 2, and 3 are the most common EV charging levels, and include the following specifications:
A. 
Level 1 is considered slow charging.
B. 
Level 2 is considered medium charging.
C. 
Level 3 is considered fast or rapid charging.
"Church, synagogue or temple."
A place where religious services are conducted, and including accessory uses in the primary or accessory buildings such as religious education, reading rooms, assembly rooms, and residences for nuns and clergy, but excluding facilities for training of religious orders; including uses located in SIC Industry No. 866.
"Civic use."
A land use having the primary intent of benefiting or serving the citizenry and community at large. Civic uses include public spaces and structures generally engaged in providing direct or indirect services to the entire citizenry. Civic uses do not include permanent for-profit activities or uses intended for a specific segment of the community. Such uses may include, but are not limited to:
A. 
A public (governmental) agency or public utility office;
B. 
Not-for-profit organization offices;
C. 
Not-for-profit organization services;
D. 
Higher education offices;
E. 
Higher education services;
F. 
Another similar beneficial civic use.
"Classrooms, school."
Educational facilities of the district required to house students for its basic educational program. The classrooms are those facilities the district determines are necessary to best serve its student population. Specialized facilities as identified by the district, including but not limited to gymnasiums, cafeterias, libraries, administrative offices, and child care centers, shall not be counted as classrooms.
"Clearing."
The limbing, pruning, trimming, topping, cutting or removal of vegetation or other organic plant matter by physical, mechanical, chemical or other means.
"Clustered development."
"Clustered development" or "clustered homes" means the grouping of structures on a portion of the available land, reserving a significant amount of the site as open space.
"Coal mine hazard areas."
Those areas in the city directly underlain or affected by operative or abandoned subsurface coal mine workings such as adits, tunnels, drifts, air shafts or tailings.
"Cogeneration."
The sequential generation of energy and useful heat from the same primary source or fuel for industrial, commercial, or residential heating or cooling purposes.
"Co-living housing."
A residential development with sleeping units that are independently rented and lockable and provide living and sleeping space, and residents share kitchen facilities with other sleeping units in the building.
"Co-location."
The use of a single support structure and/or site by more than one wireless communications provider.
"Community residential facility (CRF)."
Living quarters meeting applicable federal and state standards that function as a single housekeeping unit and provide support services, including but not limited to counseling, rehabilitation and medical supervision, which are classified in NMC § 18.08.030 as group residences; if staffed by nonresident staff, each 24 staff hours per day equals one full-time residing staff member for subclassifying CRFs. The definition of CRF excludes drug and alcohol detoxification (SIC - 809) and secure community transition facilities (NMC § 18.06.190). CRFs are further classified as follows:
A. 
CRF-I
one to 10 residents and staff; and
B. 
CRF-II
11 or more residents and staff.
"Compensatory storage."
New, excavated storage volume equivalent to any flood storage which is eliminated by building, filling or grading within the floodplain. For the purpose of this definition, equivalent flood storage capacity is that which is replaced by equal volume between corresponding one-foot contour intervals which are hydraulically connected to the floodway through their entire depth.
"Composting."
The controlled degradation of organic waste yielding a product for use as a soil conditioner.
"Conditional use permit."
Permit granted by the city, after review at a public hearing pursuant to NMC Title 19, to locate a permitted use on a particular property subject to conditions placed on the permitted use to ensure compatibility with nearby land uses.
"Condominium."
"Condominium," pursuant to RCW 64.34.020(9), means real property, portions of which are designated for separate ownership and the remainder of which is designated for common ownership solely by the owners of those portions. Real property is not a condominium unless the undivided interests in the common elements are vested in the dwelling unit or unit owners, and unless a declaration and a survey map and plans have been recorded against the property, pursuant to this title and other applicable law.
"Condominium conversion."
A "condominium conversion" is the filing of a declaration to the Condominium Act, Chapter 64.34 RCW, of the sale by a developer of condominium units that were previously rental units.
"Conference center."
An establishment developed primarily as a meeting facility; including facilities for recreation and related activities provided for conference participants, excluding overnight lodging.
"Consolidation."
The relocation to a consolidated transmission structure of the main transmit antennas of two or more FCC broadcast licensees which, prior to such relocation, utilized transmission structures located within a 1,500-foot radius of the center of the consolidated transmission structure to support their main transmit antennas.
"Construction cost per student, school."
The estimated cost of construction of a permanent school facility in the district for the grade span of school to be provided, as a function of the district's facilities standard per grade span and taking into account the requirements of students with special needs.
"Cottage housing."
Residential units on a lot with a common open space that either: (A) is owned in common; or (B) has units owned as condominium units with property owned in common.
A. 
A minimum of 20% of the lot size is open space.
"Cottage housing development (CHD)."
Four to 16 detached homes with a floor area of 1,500 square feet or less, oriented around common open space, and consistent with the adopted city of Newcastle cottage housing code (Chapter 18.19 NMC).
"Courtyard apartments."
Attached dwelling units arranged on two or three sides of a yard or court.
"Creation."
For purposes of critical areas regulation, an action which creates a new critical area to replace a critical area which has been eliminated or altered.
"Critical areas."
Areas in the city of Newcastle which are subject to natural hazards or those land features which support unique, fragile or valuable natural resources including fish, wildlife and other organisms and their habitat and such resources which carry, hold or purify water in their natural state. Critical areas include erosion hazard areas, flood hazard areas, landslide hazard areas, seismic hazard areas, steep slope hazard areas, coal mine hazard areas, volcanic hazard areas, fish and wildlife habitat conservation areas, and streams and wetlands as defined in Chapter 36.70A RCW.
"Critical drainage area."
An area which has been formally determined by the King County surface water management division to require restrictive regulation in order to mitigate severe flooding, drainage, erosion or sedimentation problems which result from the cumulative impacts of development and urbanization.
"Critical facility."
A facility necessary to protect the public health, safety and welfare and which is defined under the occupancy categories of "essential facilities," "hazardous facilities" and "special occupancy structures" in the International Building/Residential Code. These facilities include, but are not limited to, schools, hospitals, nursing homes and police stations, fire departments and other emergency response facilities. Critical facilities also include public roadway bridges and sites for hazardous substance storage or production, not including the temporary storage of consumer products containing hazardous substances intended for household use or for retail sale on the site.
"Cul-de-sac."
A "cul-de-sac" is a short street having one end open to traffic and being permanently terminated by a vehicle turnaround. Any permanent cul-de-sac shall not serve more than 13 potential single-family dwelling units and shall not be longer than 600 feet measured from centerline of intersecting street to the center of the bulb section.
"Cultural use."
A land use relating to community or societal affairs, or arts or education, which includes furthering social and multicultural awareness and learning. Such uses may include, but are not limited to:
A. 
A library;
B. 
A museum or art gallery;
C. 
A performance/recital space;
D. 
An entertainment or recreation venue;
E. 
A public meeting space;
F. 
Religious institutions; or
G. 
Another similar beneficial cultural use.
(Ord. 2025-671 § 4; Ord. 2026-683)

§ 18.06.040 "D" definitions.

"Daycare."
An establishment for group care of nonresident adults or children.
A. 
Daycare shall include, but not be limited to, SIC Industry No. 835, Child daycare services, SIC Industry No. 8322, Adult daycare centers, and the following:
1. 
Adult daycare, such as adult day health centers or social daycare as defined by the Washington State Department of Social and Health Services;
2. 
Nursery schools for children under minimum age for education in public schools;
3. 
Privately conducted kindergartens or prekindergartens when not a part of a public or parochial school; and
4. 
Programs covering after-school care for school children.
B. 
Daycare establishments are subclassified as follows:
1. 
Daycare I – a maximum of 12 adults or children in any 24-hour period; and
2. 
II
re II – over 12 adults or children in any 24-hour period.
"Deciduous."
A plant species with foliage that is shed annually.
"Department."
"Department" means the department of community development or such department's officially designated names.
"Department and variety store."
An establishment engaged in the retail sale of a variety of lines of merchandise, such as dry goods, apparel and accessories, home furnishings, housewares, and including uses located in SIC Major Group and Industry Nos.:
A. 
53 – General merchandise;
B. 
5947 – Gift, novelty, and souvenir shops; and
C. 
5948 – Luggage and leather goods stores.
"Designated accessible space."
A WAC 51-50-005 required accessible parking space designated for the exclusive use of parking vehicles with a state disabled parking permit.
"Destination resort."
An establishment for resource-based recreation and intended to utilize outdoor recreational opportunities, including related services, which may include food, overnight lodging, equipment rentals, entertainment and other conveniences for guests of the resort.
"Developer."
The person or entity who owns or holds purchase options or other development control over property for which development activity is proposed.
"Development."
"Development" includes any activity that would require a land use permit or approval from the city or any other local, state, or federal jurisdiction. Development activity includes, but is not limited to, clearing or grading activity, building or construction activity, dredging or filling, removal of sand, gravel, or minerals; bulkheading; driving of pilings; or any project of a temporary or permanent nature which modifies structures or land and which does not fall within the allowable exemptions contained in the city code. "Development" is all structures and other modifications of the natural landscape above and below ground or water, including the division of land into two or more parcels, on a particular site.
"Development activity."
Any construction or expansion of a building, structure or use, any change in use of a building or structure, or any change in the use of land that creates additional demand for school facilities.
"Development agreement."
A recorded agreement between an applicant and the city of Newcastle which incorporates the site plans, development standards, and other features of the approved development.
"Development proposal."
"Development proposal," as it pertains to NMC Titles 17 and 18, is defined as any of the following types of development that require a land use permit or approval from the city of Newcastle: binding site plans, residential condominium binding site plans, site plans, planned unit developments, subdivisions, and short subdivisions.
"Development proposal site."
The legal boundaries of the parcel or parcels of land for which an applicant has or should have applied for authority from the city of Newcastle to carry out a development proposal.
"Development regulations."
"Development regulations" or "regulation" means the controls placed on development or land use activities by a county or city, including, but not limited to, zoning ordinances, critical areas ordinances, official controls, planned unit development ordinances, subdivision ordinances, and binding site plan ordinances, together with any amendments thereto. A development regulation does not include a decision to approve a project permit application, as defined in RCW 36.70B.020, even though the decision may be expressed in a resolution or ordinance of the legislative body of the county or city.
"Development standards."
Controls placed by the city on building or site design and development, including parking requirements, floor area allowances, density allowances, minimum lot coverage, and other dimensional standards.
"Direct traffic impact."
Any increase in vehicle traffic generated by a proposed development which equals or exceeds 10 peak hour, peak direction vehicle trips on any roadway or intersection.
"Director."
The director of the department of community development of the city of Newcastle or the director's authorized representative or any representative authorized by the city manager.
"Ditch."
A wholly artificial open channel used or constructed for the purpose of conveying water.
"Dormitory."
A residential building that provides sleeping quarters, but not separate dwelling units, and may include common dining, cooking and recreation or bathing facilities.
"Downtown sector (community business center)."
The defined boundary of downtown Newcastle as illustrated in the community business center design guidelines (Chapter 18.22 NMC) and including the downtown core (DC) and downtown transition (DT) zones.
"Drive-through."
A drive-through is an access to a use that serves customers who pull up in their vehicles. Orders are taken and goods or services are provided using a window or microphone, while the customers remain in their vehicles.
"Drop box facility."
A facility used for receiving solid waste and recyclables from off-site sources into detachable solid waste containers, including the adjacent areas necessary for entrance and exit roads, unloading and vehicle turnaround areas. Drop box facilities normally service the general public with loose loads and may also include containers for separated recyclables.
"Drug store."
An establishment engaged in the retail sale of prescription drugs, nonprescription medicines, cosmetics and related supplies, including uses located in SIC Industry Group and Industry Nos.:
A. 
591 – Drug stores and proprietary stores;
B. 
5993 – Tobacco stores and stands; and
C. 
5999 – Cosmetics stores.
"Duplex."
A residential building with two attached dwelling units.
"Dwelling unit."
A residential living unit that provides complete independent living facilities for one or more persons and that includes permanent provisions for living, sleeping, eating, cooking and sanitation. Group homes and co-living are included in this.
"Dwelling unit, accessory."
Also called "accessory dwelling units." A habitable living unit added to, created within, or detached from but within the same lot or parent lot as a single-family housing unit, duplex, triplex, townhome, or other housing unit ("principal dwelling unit") that contains facilities for living, sleeping, eating, cooking and sanitation. Accessory dwelling units may have separation from the principal unit, as a detached building (detached accessory dwelling unit (DADU)). When attached to the principal unit, separation may be through a door or other permanent element that closes off the living, eating, cooking and sanitation facilities as a private dwelling.
(Ord. 2025-671 § 4; Ord. 2026-683)

§ 18.06.050 "E" definitions.

"Effective radiated power."
The product of the antenna power input and the numerical antenna power gain.
"Elderly."
A person 62 years of age or older.
"Electric scooters and motorcycles."
Any two-wheel vehicle that operates exclusively on electrical energy from an off-board source that is stored in the vehicle's batteries and produces zero emissions or pollution when stationary or operating.
"Electric vehicle."
Any vehicle that operates, either partially or exclusively, on electrical energy from the grid, or an off-board source, that is stored on board for motive purpose. "Electric vehicle" includes:
A. 
A battery electric vehicle;
B. 
A plug-in hybrid electric vehicle;
C. 
A neighborhood electric vehicle; and
D. 
A medium-speed electric vehicle.
"Electric vehicle charging station."
A public or private parking space that is served by battery charging station equipment that has as its primary purpose the transfer of electric energy (by conductive or inductive means) to a battery or other energy storage device in an electric vehicle. An electric vehicle charging station equipped with Level 1 or Level 2 charging equipment is permitted outright as an accessory use to any principal use.
"Electric vehicle charging station – Public."
An electric vehicle charging station that is:
A. 
Publicly owned and publicly available (e.g., park and ride parking, public library parking lot, on-street parking); or
B. 
Privately owned and publicly available (e.g., shopping center parking, nonreserved parking in multifamily parking lots).
"Electric vehicle charging station – Restricted."
An electric vehicle charging station that is:
A. 
Privately owned and restricted access (e.g., single-family home, executive parking, designated employee parking); or
B. 
Publicly owned and restricted (e.g., fleet parking with no access to the general public).
"Electric vehicle infrastructure."
Structures, machinery, and equipment necessary and integral to support an electric vehicle, including battery charging stations, rapid charging stations, and battery exchange stations.
"Electric vehicle parking space."
Any marked parking space that identifies the use to be exclusively for the parking of an electric vehicle.
"Electrical conversion substation."
A site containing equipment for the conversion of high voltage electrical power transported through transmission lines into lower voltages transported through distribution lines and suitable for individual users.
"Emergency housing, indoor."
"Indoor emergency housing" means temporary indoor accommodations for individuals or families who are homeless or at imminent risk of becoming homeless that is intended to address the basic health, food, clothing, and personal hygiene needs of individuals or families.
"Emergency shelter, indoor."
"Indoor emergency shelter" means a facility that provides a temporary shelter for individuals or families who are currently homeless.
"Engineer, civil, geotechnical and structural."
A. 
Civil engineer: an engineer who is licensed as a professional civil engineer by the state of Washington;
B. 
Geotechnical engineer: an engineer who is licensed as a professional civil engineer by the state of Washington and who has at least four years of relevant professional employment in the field of geotechnical, geological or mining engineering; and
C. 
Structural engineer: a structural engineer licensed as a professional civil engineer by the state of Washington and who has at least four years of relevant professional employment in the field of structural engineering.
"Enhancement."
For purposes of critical areas regulation, an action which improves the functions of a critical area or buffer.
"Equipment enclosure."
A small structure, shelter, cabinet, fenced area, or vault used to house and protect the electronic equipment necessary for processing wireless communications signals. Associated equipment may include air conditioning.
"Equipment, heavy."
High-capacity mechanical devices for moving earth or other materials, and mobile power units including, but not limited to:
A. 
Carryalls;
B. 
Graders;
C. 
Loading and unloading devices;
D. 
Cranes;
E. 
Drag lines;
F. 
Trench diggers;
G. 
Tractors;
H. 
Augers;
I. 
Bulldozers;
J. 
Concrete mixers and conveyers;
K. 
Harvesters;
L. 
Combines; or
M. 
Other major agricultural equipment and similar devices operated by mechanical power as distinguished from manpower.
"Erosion."
The process by which soil particles are mobilized and transported by natural agents such as wind, rainsplash, frost action or surface water flow.
"Erosion hazard area."
Those areas in the city of Newcastle underlain by soils which are subject to severe erosion when disturbed. Such soils include but are not limited to those classified as having a severe to very severe erosion hazard according to the USDA Natural Resources Conservation Service, the 1973 King County Soils Survey or any subsequent revisions or additions by or to these sources. These soils include, but are not limited to:
A. 
Any occurrence of river wash ("Rh") and any of the following when they occur on slopes 15% or steeper:
1. 
The Alderwood gravelly sandy loam (AgD);
2. 
The Alderwood and Kitsap soils (AkF);
3. 
The Beausite gravelly sandy loam (BeD and BeF);
4. 
The Kitsap silt loam (KpD);
5. 
The Ovall gravelly loam (OvD and OvF);
6. 
The Ragnar fine sandy loam (RaD); and
7. 
The Ragnar-Indianola Association (RdE); and
B. 
Those which represent significant risk to sensitive receiving waters due to the proximity to those receiving waters and the size of the disturbed area.
"Essential public facilities."
Consistent with RCW 36.70A.200, essential public facilities include those facilities that are typically difficult to site, such as airports, state education facilities and state or regional transportation facilities as defined in RCW 47.06.140, regional transit authority facilities as defined in RCW 81.112.020, state and local correctional facilities, solid waste handling facilities, and inpatient facilities including substance abuse facilities, mental health facilities, group homes, and secure community transition facilities as defined in RCW 71.09.020.
"Evergreen."
A plant species with foliage that persists and remains green year-round.
(Ord. 2025-671 § 4; Ord. 2026-683)

§ 18.06.060 "F" definitions.

"Fabric shop."
An establishment engaged in the retail sale of sewing supplies and accessories, including uses located in SIC Industry Nos.:
A. 
5949 – Sewing, needlework, and piece goods stores; and
B. 
Awning shops, banner shops, and flag shops found in 5999.
"Facilities standard, school."
The space required, by grade span and taking into account the requirements of students with special needs, which is needed in order to fulfill the educational goals of the school district as identified in the district's capital facilities plan.
"Factory-built commercial building."
Any structure that is either entirely or substantially prefabricated or assembled at a place other than a building site; and designed or used for nonresidential human occupancy.
"Family."
A single housekeeping unit.
"Federal Emergency Management Agency (FEMA) floodway."
The channel of the stream and that portion of the adjoining floodplain which is necessary to contain and discharge the base flood flow without increasing the base flood elevation more than one foot.
"Fence."
A barrier for the purpose of enclosing space or separating lots, composed of:
A. 
Masonry or concrete walls, excluding retaining walls; or
B. 
Wood, metal or concrete posts connected by boards, rails, panels, wire or mesh.
"Fish and wildlife habitat conservation areas."
A. 
"Fish and wildlife habitat conservation areas" are areas that serve a critical role in sustaining needed habitats and species for the functional integrity of the ecosystem, and which, if altered, may reduce the likelihood that the species will persist over the long term. These areas may include, but are not limited to, rare or vulnerable ecological systems, communities, and habitat or habitat elements including seasonal ranges, breeding habitat, winter range, and movement corridors; and areas with high relative population density or species richness. Counties and cities may also designate locally important habitats and species.
B. 
"Habitats of local importance" designated as fish and wildlife habitat conservation areas include those areas found to be locally important by counties and cities.
C. 
"Fish and wildlife habitat conservation areas" does not include such artificial features or constructs as irrigation delivery systems, irrigation infrastructure, irrigation canals, or drainage ditches that lie within the boundaries of, and are maintained by, a port district or an irrigation district or company.
"Fiveplex."
A residential building with five attached dwelling units.
"Flood fringe."
That portion of the floodplain outside of the zero-rise floodway which is covered by floodwaters during the base flood, generally associated with standing water rather than rapidly flowing water.
"Flood hazard areas."
Those areas in the city of Newcastle subject to inundation by the base flood including, but not limited to, streams, lakes, wetlands and closed depressions.
"Flood insurance rate map."
The official map on which the Federal Insurance Administration has delineated some areas of flood hazard.
"Flood insurance study for King County."
The official report provided by the Federal Insurance Administration which includes flood profiles and the flood insurance rate map.
"Flood protection elevation."
An elevation which is one foot above the base flood elevation.
"Floodplain."
The total area subject to inundation by the base flood.
"Floodproofing."
Adaptations which will make a structure that is below the flood protection elevation substantially impermeable to the passage of water and resistant to hydrostatic and hydrodynamic loads, including the impacts of buoyancy.
"Floodway, zero-rise."
The channel of a stream and that portion of the adjoining floodplain which is necessary to contain and discharge the base flood flow without any measurable increase in flood height. A measurable increase in base flood height means a calculated upward rise in the base flood elevation, equal to or greater than 0.01 foot, resulting from a comparison of existing conditions and changed conditions directly attributable to development in the floodplain. This definition is broader than that of the FEMA floodway, but always includes the FEMA floodway. The boundaries of the 100-year floodplain, as shown on the flood insurance study for King County, are considered the boundaries of the zero-rise floodway unless otherwise delineated by a critical area special study.
"Floor area ratio."
"Floor area ratio" means a ratio expressing the relationship between the amount of gross floor area permitted in one or more structures and the net area of the lot on which the structure is, or structures are, located, as depicted below. For the purposes of calculating FAR, gross floor area excludes structured parking and net lot area excludes areas that are dedicated open space or critical areas or buffers in addition to the portions of a parcel that are excluded under the definition of lot area.
"Florist shop."
An establishment engaged in the retail sale of flowers and plants, including uses located in SIC Industry Nos.:
A. 
5992 – Florists; and
B. 
5999 – Artificial flowers.
"Forest practice."
Any activity regulated by the Washington Department of Natural Resources in WAC Title 222 or Chapter 79.09 RCW for which a forest practice permit is required, together with:
A. 
Fire prevention, detection and suppression; and
B. 
Slash burning or removal.
"Forest product sales."
The sale of goods produced, extracted, consumed, gathered or harvested from a forest including, but not limited to:
A. 
Trees;
B. 
Wood chips;
C. 
Logs;
D. 
Fuelwood;
E. 
Cones;
F. 
Christmas trees;
G. 
Berries;
H. 
Herbs; or
I. 
Mushrooms.
"Foster home."
A home licensed and regulated by the state and classified by the state as a foster home.
"Fourplex."
A residential building with four attached dwelling units.
"Freestanding."
Entirely supported from the ground.
"Frequency, electronic or electrical."
The number of times the current from a given source of nonionizing electromagnetic radiation changes from a maximum positive level through a maximum negative level and back to a minimum positive level in one second; measured in cycles per second or Hertz (Hz).
"Furniture and home furnishings store."
An establishment engaged in the retail sale of household furniture and furnishings for the home, including uses located in SIC Major Group and Industry Nos.:
A. 
57 – Home furniture, furnishings, and equipment stores, except Industry Group No. 573; and
B. 
Baby carriages, cake-decorating supplies, hot tubs, picture frames (ready-made), swimming pools (above-ground, not site-built), telephone stores and typewriter stores found in 5999.
(Ord. 2025-671 § 4; Ord. 2026-683)

§ 18.06.070 "G" definitions.

"Garage, parking or commercial."
A building used for storage, repair or servicing of motor vehicles as a commercial use.
"Garage, private."
An accessory building or space within the principal building used for storage of vehicles or boats.
"General business service."
An establishment engaged in providing services to businesses or individuals, with no outdoor storage or fabrication, including uses located in SIC Major Group Nos.:
A. 
60 – Depository institutions;
B. 
61 – Nondepository credit institutions;
C. 
62 – Security and commodity brokers, dealers, exchanges, and services;
D. 
63 – Insurance carriers;
E. 
65 – Real estate, except 653 (Real estate agents and managers);
F. 
67 – Holding and other investment offices;
G. 
7299 – Miscellaneous personal services, not elsewhere classified;
H. 
73 – Business services, except Industry Group and Industry No. 7312 — Outdoor advertising services; and
I. 
86 – Membership organizations, including administrative offices of organized religions found in 8661, but excluding churches and places of worship.
"Geologist."
A person who has earned at least a Bachelor of Science degree in the geological sciences from an accredited college or university or who has equivalent educational training and at least four years of professional experience as a geologist and is licensed by the state of Washington.
"Geologically Hazardous Areas."
"Geologically hazardous areas" means areas that because of their susceptibility to erosion, sliding, earthquake, or other geological events, are not suited to the siting of commercial, residential, or industrial development consistent with public health or safety concerns. In Newcastle, geologically hazardous areas include, but are not limited to, erosion hazard areas, landslide hazard areas, seismic hazard areas, steep slope hazard areas, and mine hazard areas See WAC 365-190-120 for additional guidance on the definition of geologically hazardous areas.
"Golf facility."
A recreational facility, under public or private ownership, designed and developed for uses including, but not limited to:
A. 
A golf course;
B. 
A driving range;
C. 
Miniature golf;
D. 
Pro shops;
E. 
Caddyshack buildings;
F. 
Restaurants;
G. 
Office and meeting rooms; and
H. 
Related storage facilities.
"Grade span, school."
The categories into which a district groups its grades of students; i.e., elementary, middle or junior high school, and high school.
"Grading."
Any excavation, filling, removing the duff layer or any combination thereof.
"Groundcover."
Living plants designed to grow low to the ground (generally one foot or less) and intended to stabilize soils and protect against erosion.
(Ord. 2025-671 § 4; Ord. 2026-683)

§ 18.06.080 "H" definitions.

"Hard surface."
An impervious surface, a permeable pavement, pervious decks or a vegetated roof. A pervious deck is one that has one-eighth-inch gap or greater between slats, no cover, and pervious ground below it.
"Hard surface coverage."
"Hard surface coverage" shall include the ground area of the entire development site covered by any impervious surface, permeable pavement, or vegetated roof, determined by extending a vertical projection to the ground from the widest points of any hard surface, and expressed as a percentage of total lot area.
"Hazard tree."
Any tree, determined by a person with five years' experience with the assessment of such hazards or the equivalent educational training and professional experience, to have a structural defect, combination of defects or disease resulting in structural defect which, under the normal range of environmental conditions at the site, will result in the loss of a major structural component of that tree in a manner that will:
A. 
Damage a residential structure, place of employment or public assembly, or approved parking spaces for such structures;
B. 
Damage an approved road or utility facility; or
C. 
Prevent emergency access in the case of medical hardship.
"Hazardous household substance."
Any liquid, solid, gas, or sludge, including any material, substance, product, commodity or waste regardless of quantity, that exhibits any of the physical, chemical, or biological properties described in WAC 173-303-090 or 173-303-100.
"Hazardous substance."
A substance as defined in RCW 70.105.010.
"Hearing examiner."
The hearing examiner as established by the city of Newcastle.
"Heavy equipment repair."
A. 
The repair and maintenance of self-powered, self-propelled or towed mechanical devices, and equipment and vehicles used for commercial purposes, excluding:
1. 
Automobiles;
2. 
Recreational vehicles; and
3. 
Boats and their trailers;
B. 
And including, but not limited to:
1. 
Tandem axle trucks;
2. 
Graders;
3. 
Backhoes;
4. 
Tractor trailers;
5. 
Cranes; and
6. 
Lifts.
"Helistop."
An area on a roof or on the ground used for the takeoff and landing of helicopters for the purpose of loading or unloading passengers or cargo but not including fueling service, hangars, maintenance or overhaul facilities.
"Historic condition."
Condition of the land, including flora, fauna, soil, topography, and hydrology that existed before the area and vicinity were developed or altered by Euro-American settlement, or in some cases before any human habitation occurred.
"Hobby, toy, and game shop."
An establishment engaged in the retail sale of toys, games, hobby and craft kits, including uses located in SIC Industry Nos.:
A. 
5945 – Hobby, toy and game shops; and
B. 
5999 – Autograph and philatelist supply stores, coin shops, and stamps, philatelist-retail (except mail order).
"Home industry."
A limited-scale sales, service or fabrication activity undertaken for financial gain, which occurs in a dwelling unit or residential accessory building, or in a barn or other resource accessory building and is subordinate to the primary use of the premises as a residence or farm.
"Home occupation."
An economic enterprise operated within a dwelling unit, incidental and secondary to the residential use of the dwelling unit, including the use of the dwelling unit as a business address in a directory or as a business mailing address.
"House, tiny."
Including tiny houses on wheels, tiny houses are defined as dwellings to be used as permanent housing with permanent provisions for living, sleeping, eating, cooking and sanitation built in accordance with the state building code.
"Housekeeping unit."
One or more persons living together as a single unit.
"Housing, permanent supportive."
"Permanent supportive housing" is subsidized, leased housing with no limit on length of stay that prioritizes people who need comprehensive support services to retain tenancy and utilizes admissions practices designed to use lower barriers to entry than would be typical for other subsidized or unsubsidized rental housing, especially related to rental history, criminal history and personal behaviors. Permanent supportive housing is paired with on-site or off-site voluntary services designed to support a person living with a complex and disabling behavioral health or physical health condition who was experiencing homelessness or was at imminent risk of homelessness prior to moving into housing. The objective is to retain their housing and be a successful tenant in a housing arrangement, improve the resident's health status, and connect the resident of the housing with community-based health care, treatment or employment services. Permanent supportive housing is subject to all of the rights and responsibilities defined in Chapter 59.18 RCW.
"Housing, transitional."
A type of housing that provides housing and supportive services to homeless persons or families and that has as its purpose facilitating the movement of homeless persons and families into independent living, generally in less than two years.
"Hydroelectric generation facility."
An establishment for the generation of electricity using water sources.
"Hydrologically connected."
For purposes of critical areas regulation, a connection between two or more surface water bodies including, but not limited to, wetlands, streams or lakes as evidenced by:
A. 
The presence of surface water in a perennial or intermittent stream, through a culvert or otherwise above ground;
B. 
The presence of contiguous hydric soil; or
C. 
The location of a water body within or contiguous to a 100-year floodplain of a wetland, stream or lake.
(Ord. 2025-671 § 4; Ord. 2026-683)

§ 18.06.090 "I" definitions.

"Impervious surface."
"Impervious surface" means a nonvegetated surface which either prevents or retards the entry of water into the soil mantle as under natural conditions prior to development, and/or causes water to run off the surface in greater quantities or at an increased rate of flow from the flow present under natural conditions prior to development. Common impervious surfaces include, but are not limited to, roofs; walkways; patios; driveways; parking lots; storage areas; areas which are paved, graveled or made of packed or oiled earthen materials; or other surfaces which similarly impede the natural infiltration of storm and surface water. Open uncovered flow control or water quality treatment facilities, and pedestrian walkways six feet wide or less, shall not be considered as impervious surfaces for the purposes of determining whether the thresholds for application of minimum requirements are exceeded but shall be considered impervious surfaces for purposes of runoff modeling. Porous concrete and porous asphaltic concrete, permeable pavers, and gravel or grass modular grid pavement shall be considered semi-pervious surfaces. Fifty percent of the area covered by these semi-pervious surfaces shall be calculated against the impervious lot coverage maximum.
"Improved area."
An area which has been disturbed or altered in accordance with law by mechanical or other human means and no longer exists in its natural vegetative state. An improved area may include, but is not limited to, an area cleared, graded, planted as lawn, constructed upon or otherwise developed.
"Improved public roadways."
Public road rights-of-way that have been improved with at least two travel lanes and are maintained by either the city of Newcastle or the state of Washington.
"Improvement."
Any manmade feature that is adhered to the ground via permanent or semi-permanent means (e.g., with a foundation, bolts, or other similar hardware), are not easily removed from the ground, and/or are otherwise specifically addressed in this municipal code.
"Individual transportation and taxi."
An establishment engaged in furnishing individual or small group transportation by motor vehicle, including uses located in SIC Industry Group and Industry Nos.:
A. 
412 – Taxicabs; and
B. 
4119 – Local passenger transportation, not elsewhere classified.
"Infiltration."
The downward entry of water into the immediate surface of soil.
"Institutional use."
Institutional uses include places of worship, government facilities, public and private K-12 schools, institutions of higher learning, public and private hospitals, and nursing homes.
"Interim recycling facility."
A site or establishment engaged in collection or treatment of recyclable materials, which is not the final disposal site, and including:
A. 
Drop boxes;
B. 
Source-separated, organic waste processing facilities; and
C. 
Collection, separation and shipment of glass, metal, paper or other recyclables to others who will re-use them or use them to manufacture new products.
"In-kind compensation."
To replace critical areas with substitute areas whose characteristics and functions closely approximate those altered, destroyed or degraded by a regulated activity.
(Ord. 2025-671 § 4; Ord. 2026-683; Ord. No. 2026-689)

§ 18.06.100 "J" definitions.

"Jail."
A facility operated by a governmental agency; designed, staffed and used for the incarceration of persons for the purposes of punishment, correction and rehabilitation following conviction of an offense.
"Jewelry store."
An establishment engaged in the retail sale of a variety of jewelry products, including uses located in SIC Industry Nos.:
A. 
5944 – Jewelry stores; and
B. 
Gem stones and rock specimens found in 5999.
(Ord. 2025-671 § 4; Ord. 2026-683)

§ 18.06.110 "K" definitions.

"Kennel."
A place where adult dogs are temporarily boarded for compensation, whether or not for training. An adult dog is one of either sex, altered or unaltered, that has reached the age of six months.
(Ord. 2025-671 § 4; Ord. 2026-683)

§ 18.06.120 "L" definitions.

"Lake."
A naturally existing or artificially made permanent freshwater body of any size or depth including, but not limited to, a reservoir, pond or expanded part of a stream, bounded by an ordinary high water mark. A lake does not include a flow control or water quality treatment facility. A wetland may exist, in whole or in part, within the boundaries of a lake.
"Landing field."
A runway or landing area which is designed, used or intended to be used by private aircraft; including necessary taxiways, storage and tie-down areas.
"Landscaping."
Live vegetative materials included in the development of a site. Said materials provided along the boundaries of a development site are referred to as perimeter landscaping. Landscaping provided on the remainder of the site is referred to as interior landscaping.
"Landslide."
Episodic downslope movement of a mass including, but not limited to, soil, rock or snow.
"Landslide hazard areas."
Those areas in the city subject to severe risks of landslides, including the following:
A. 
Any area with a combination of:
1. 
Slopes steeper than 15%;
2. 
Impermeable soils, such as silt and clay, frequently interbedded with granular soils, such as sand and gravel; and
3. 
Springs or groundwater seepage;
B. 
Any area which has shown movement during the Holocene epoch, from 9,700 BC, or which is underlain by mass wastage debris, or includes evidence of rockfall from that epoch;
C. 
Any area potentially unstable as a result of rapid stream incision, stream bank erosion or undercutting by wave action;
D. 
Any area which shows evidence of or is at risk from snow avalanches;
E. 
Any area located on an alluvial fan, or in or below a ravine or canyon presently subject to or potentially subject to inundation by debris flows or deposition of stream-transported sediments; or
F. 
Areas of historic failures, such as areas designated as earthflows, mudflows, or landslides on maps published by the U.S. Geological Survey, Washington State Department of Natural Resources, the Washington Geological Survey Geologic Information Portal, and/or other research meeting the best available science criteria in WAC 365-195-915.
"Level of service (LOS)."
"Level of service (LOS)" means an established minimum capacity of public facilities or services that must be provided per unit of demand or other appropriate measure of need.
"LID best management practices."
"LID best management practices" means distributed stormwater management practices, integrated into a project design, that emphasize predisturbance hydrologic processes of infiltration, filtration, storage, evaporation and transpiration. LID BMPs include, but are not limited to, bioretention, rain gardens, permeable pavements, roof downspout controls, dispersion, soil quality and depth, minimal excavation foundations, vegetated roofs, and water reuse.
"Light equipment."
Hand-held tools and construction equipment, such as chain saws, wheelbarrows and post-hole diggers.
"Loading space."
A space for the temporary parking of a vehicle while loading or unloading cargo or passengers.
"Lot."
"Lot" is a fractional part of legally divided lands having fixed boundaries and is owned by or under the lawful control and in the lawful possession of one ownership. The term shall include tracts or parcels.
"Lot area."
The total horizontal area within the lot lines of a lot exclusive of public and private roads, access easements to other property, or the private driveway area of a flag lot.
"Lot, corner."
"Lot, corner" or "corner lot" means a lot situated at the intersection of two streets where the interior angle of such intersection does not exceed 135 degrees.
"Lot coverage."
The percent of a lot area covered by the vertical and horizontal projection of any structures or buildings.
"Lot depth."
The distance from the midpoint of the front lot line to the midpoint of the rear lot line.
"Lot, interior."
A lot other than a corner lot and having frontage on only one street.
"Lot, irregular."
"Irregular lot" means one which is shaped so that application of setback requirements is difficult. Examples include a lot with a shape which is not close to rectangular, or a lot with no readily identifiable rear lot line, or a flag lot.
"Lot, parent."
"Lot, parent," or "parent lot" means a lot which is subdivided into unit lots through the unit lot subdivision process.
"Lot, unit."
"Lot, unit," "unit lot," or "child lot" means a subdivided lot within a development as created from a parent lot and approved through the unit lot subdivision process.
"Lot line."
The property line bounding a lot.
"Lot line, front."
"Lot line, front" or "front lot line" means that boundary of a lot which is along an existing street or private street (including streets on corner lots), or, in the case of through lots or lots where no public or private street exists, the front lot line shall be established by first placing a point on the lot line parallel to the vehicular access route and 10 feet into the lot (or buildable portion of a flag lot). Then a line shall be drawn connecting that point to where the opposite side of the vehicular access route meets the lot (or buildable portion of a flag lot). That line is the front lot line.
"Lot line, rear."
"Lot line, rear" or "rear lot line" means that boundary of a lot most nearly opposite and distant from the front lot line. In the case of corner lots, the rear lot line is the line most distant and opposite of the frontage from which the property is legally accessed and addressed. In the case of through lots, it is the line most nearly opposite the front lot line. In the case of three-sided, triangular, or pie-shaped lots having boundaries that converge to the rear, there is no rear lot line, in which case the provisions under the "rear setback" definition in this chapter apply. In the case of other irregularly shaped lots, the rear lot line shall be determined by the director based upon an examination of existing or likely setbacks of surrounding development.
"Lot line, side."
"Lot line, side" or "side lot line" means any boundary of a lot that is not defined as a front lot line or rear lot line.
"Lot of record."
"Lot of record" or "legal lot" means a parcel of land satisfying the requirements of NMC § 20.01.080.
"Lot, through."
"Through lot" means a lot fronting on two streets, and that is not a corner lot.
"Lot width."
The dimension of the lot line at the street; or, in an irregularly shaped lot, the dimension across the lot at the front setback line; or, in a corner lot, the dimension of the lot along the narrowest street frontage.
"Low impact development (LID)."
A stormwater management and land use management strategy that strives to mimic predisturbance hydrologic processes of infiltration, filtration, storage, evaporation and transpiration by emphasizing conservation, use of on-site natural features, site planning, and distributed stormwater management practices that are integrated into a project design.
(Ord. 2025-671 § 4; Ord. 2026-683)

§ 18.06.130 "M" definitions.

"Major transit stop."
"Major transit stop" means:
A. 
A stop on a high capacity transportation system funded or expanded under the provisions of Chapter 81.104 RCW;
B. 
Commuter rail stops;
C. 
Stops on rail or fixed guideway systems; or
D. 
Stops on bus rapid transit routes, including those stops that are under construction.
"Manager, city manager."
The city manager of the city of Newcastle.
"Marijuana concentrates."
"Marijuana concentrates" means products consisting wholly or in part of the resin extracted from any part of the plant Cannabis and having a THC concentration greater than 60%.
"Marijuana processor."
"Marijuana processor" means a person licensed by the Washington State Liquor and Cannabis Board to process marijuana into marijuana concentrates, usable marijuana, and marijuana-infused products, package and label marijuana concentrates, useable marijuana, and marijuana-infused products for sale in retail outlets, and sell marijuana concentrates, useable marijuana and marijuana-infused products at wholesale to marijuana retailers.
"Marijuana producer."
"Marijuana producer" means a person licensed by the Washington State Liquor and Cannabis Board to produce and sell marijuana at wholesale to marijuana processors and other marijuana producers.
"Marijuana researcher."
"Marijuana researcher" means a person licensed by the Washington State Liquor and Cannabis Board to produce, process, and possess marijuana for the purpose of conducting research on marijuana and marijuana-derived drug products.
"Marijuana retail outlet."
"Marijuana retail outlet" means a location licensed by the Washington State Liquor and Cannabis Board for the retail sale of marijuana concentrates, useable marijuana and marijuana-infused products.
"Marijuana retailer."
"Marijuana retailer" means a person licensed by the Washington State Liquor and Cannabis Board to sell marijuana concentrates, useable marijuana, and marijuana-infused products in a retail outlet.
"Marijuana, marihuana or cannabis."
"Marijuana," "marihuana" or "cannabis" means all parts of the plant Cannabis, whether growing or not, with a tetrahydrocannabinol, known as THC, concentration greater than 0.3% on a dry weight basis, the seeds thereof, the resin extracted from any part of the plant, and every compound, manufacture, salt, derivative, mixture, or preparation of the plant, its seeds or resin. The term does not include the mature stalks of the plant, fiber produced from the stalks, oil or cake made from the seeds of the plant, any other compound, manufacture, salt, derivative, mixture, or preparation of the mature stalks (except the resin extracted therefrom), fiber, oil, or cake, or the sterilized seed of the plant which is incapable of germination.
"Marijuana-infused products."
"Marijuana-infused products" means products that contain marijuana or marijuana extracts, are intended for human use, and have a THC concentration greater than 0.3% and no greater than 60%. The term "marijuana-infused products" does not include either usable marijuana or marijuana concentrates.
"Material error."
Substantive information upon which a permit decision is based that is submitted in error or is omitted at the time of permit application.
"Mature tree."
An existing healthy tree which, when measured four feet above grade, has a minimum diameter of:
A. 
Eight inches for evergreen trees; or
B. 
Twelve inches for deciduous trees.
"Mechanical equipment."
"Mechanical equipment" means any device permanently installed and ancillary to the function of a structure including but not limited to heating, ventilating, cooling, refrigeration systems, compressors, generators, pool and spa equipment, antennas or similar apparatus, with the exception of small cell equipment and solar panels.
"Medical marijuana collective garden."
"Medical marijuana collective garden" means the growing of medical cannabis by qualifying patients as provided in Chapter 69.51A RCW, as now existing or as hereafter amended. A medical marijuana collective garden may also include ancillary processing and distribution of medical cannabis to support the collective garden.
"Medical marijuana cooperative."
"Medical marijuana cooperative" means a cooperative formed to share responsibility for acquiring and supplying the resources needed to produce and process marijuana for the medical use of members of the cooperative as provided in Chapter 69.51A RCW, as now existing or as hereafter amended.
"Medium-speed electric vehicle."
A self-propelled, electrically powered four-wheeled motor vehicle, equipped with a roll age or crush-proof body design, whose speed attainable in one mile is more than 25 miles per hour but not more than 35 miles per hour and otherwise meets or exceeds the federal regulations set forth in 49 CFR 571.500.
"Microbrewery/winery."
A microbrewery/winery is an establishment engaged in the production and distribution of beer, ale, or other malt beverages, or wine, on a limited scale. Microbreweries shall have a production capacity not to exceed 15,000 U.S. barrels per year, and shall include an eating and drinking establishment on the premises. This classification allows a microbrewery to sell beer/wine at retail and/or act as wholesaler for beer/wine of its own production for off-site consumption with appropriate state licenses.
"Microwave."
Electromagnetic waves with a frequency of 890 megahertz (MHz) or greater.
"Middle housing."
Buildings that are compatible in scale, form, and character with single-family houses and contain two or more attached, stacked, or clustered homes including duplexes, triplexes, fourplexes, fiveplexes, sixplexes, townhouses, stacked flats, courtyard apartments, and cottage housing. Middle housing ranges from two to six units per structure.
"Mitigation."
Measures used to eliminate, reduce, or compensate for adverse impacts to or from critical areas resulting from a development proposal or alteration.
"Mitigation Bank."
A site or group of sites where a third-party sponsor re-establishes, rehabilitates, creates, preserves, or enhances wetlands or other aquatic resources to generate compensatory mitigation credits. In general, a mitigation bank sells mitigation credits to permittees who need to compensate for their unavoidable impacts to wetland or other resources within the designated service area of the bank. The operation and use of a mitigation bank are governed by a mitigation banking instrument.
"Mixed use."
A collection of compatible land uses in a single parcel, development site or building, intended to allow for internalization of trips and appropriate intensity of development.
"Mobile food facility."
A retail food establishment, located in a vehicle, trailer, stand, or push-cart which sells food ready for consumption.
"Mobile home park."
A development with two or more improved pads or spaces designed to accommodate mobile homes.
"Mobile or manufactured home."
A structure transportable in one or more sections; that in the traveling mode is eight body feet or more in width or 32 body feet or more in length; or when erected on site, is 320 square feet or more in area; built on a permanent chassis; designed to be used as a dwelling unit, with or without permanent foundation, when connected to the required utilities; which contains plumbing, heating, air-conditioning and electrical systems; and shall include any structure that meets all the requirements of this section, or of Chapter 296-150B WAC, except the size requirements for which the manufacturer voluntarily complies with the standards and files the certification required by the Department of Housing and Urban Development (HUD).
"Modular home."
A dwelling structure located on a permanent foundation and permanently connected to public utilities, consisting of pre-selected, prefabricated units or modules, and transported to and/or assembled on the site of its permanent foundation; in contradistinction to a dwelling structure which is custom-built on the site of its permanent location; and also in contradistinction to a mobile home, either single-wide, double-wide, or of multiple width; located on a permanent foundation and permanently connected to public utilities; and further, that it conforms to the present city building, housing, electrical and plumbing codes. No distinction is made, for zoning purposes, between modular or site-built homes.
"Monitoring."
Evaluating the impacts of development proposals on natural or manmade systems and assessing the performance of required mitigation through the collection and analysis of data for the purpose of understanding and documenting changes in the natural or manmade systems, functions and features including, but not limited to, gathering baseline data.
"Monument, tombstone, and gravestone sales."
The retail sale of custom stonework products including uses located in SIC Industry No. 5599 – Monuments, finished to custom order, tombstones and gravestones finished.
"Motel."
A building containing units which are used as individual sleeping units having their own private toilet facilities and sometimes their own kitchen facilities, designed primarily for the accommodation of transient automobile travelers.
"Motor vehicle and bicycle manufacturing."
Fabricating or assembling complete passenger automobiles, trucks, commercial cars and buses, motorcycles, and bicycles, including uses located in SIC Industry Group Nos.:
A. 
371 – Motor vehicles and motor vehicle equipment; and
B. 
375 – Motorcycles, bicycles, and parts.
"Motor vehicle, boat and mobile home dealer."
An establishment engaged in the retail sale of new and/or used automobiles, motor homes, motorcycles, trailers, boats or mobile homes, including uses located in SIC Major Group and Industry Group Nos.:
A. 
55 – Automotive dealers and gasoline service stations except:
1. 
553 – Auto and home supply stores;
2. 
554 – Gasoline service stations; and
B. 
Aircraft dealers found in 5599;
C. 
527 – Mobile home dealers; and
D. 
Yacht brokers found in 7389.
"Multifamily."
A residential building with seven or more units.
"Municipal water production."
The collection and processing of surface water and/or groundwater through means of dams, wells or other methods of impoundment for municipal water systems.
(Ord. 2025-671 § 4; Ord. 2026-683)

§ 18.06.140 "N" definitions.

"Native vegetation."
"Native vegetation" means vegetation comprised of plant species, other than noxious weeds, that are indigenous to the coastal region of the Pacific Northwest and which reasonably could have been expected to naturally occur on the site. Examples include trees such as Douglas fir, western hemlock, western red cedar, alder, big-leaf maple; shrubs such as willow, elderberry, salmonberry, and salal; and herbaceous plants such as sword fern, foam flower, and fireweed.
"Natural grade."
The existing grade within the past five years (from today) or the finished grade established by a platting project.
"Naturalized species."
Nonnative species of vegetation that are adaptable to the climatic conditions of the coastal region of the Pacific Northwest.
"Neighborhood electric vehicle."
A self-propelled, electrically powered four-wheeled motor vehicle whose speed attainable in one mile is more than 20 miles per hour and not more than 25 miles per hour and conforms to federal regulations under 49 CFR 571.500.
"Nonconformance."
Any use, improvement or structure established in conformance with the city of Newcastle or county rules and regulations in effect at the time of establishment that no longer conforms to the range of uses permitted in the site's current zone or to the current development standards of the code due to changes in the code or its application to the subject property.
"Nonelectric vehicle."
Any motor vehicle that does not meet the definition of "electric vehicle."
"Non-federally regulated wetland."
A wetland that is not jurisdictional under the federal Clean Water Act. Sometimes referred to as "isolated wetlands," these wetlands remain regulated under state and local laws and rules, whether or not they are protected by federal law.
"Nonhydroelectric generation facility."
An establishment for the generation of electricity by nuclear reaction, burning fossil fuels, or other electricity generation methods.
"Nonionizing electromagnetic radiation (NIER)."
Electromagnetic radiation of low photon energy unable to cause ionization.
"Noxious weed."
Any plant which is highly destructive, competitive or difficult to control by cultural or chemical practices, limited to those plants on the state noxious weed list contained in Chapter 16-750 WAC.
"Nuisance tree species."
Any invasive, disease-prone, or hazardous tree species including black locust, cottonwood, Lombardy poplar, native alder and willow.
"Nursing or convalescent home."
Full-time care facilities for patients who are recovering from an illness, or receiving care for chronic conditions.
(Ord. 2025-671 § 4; Ord. 2026-683)

§ 18.06.150 "O" definitions.

"Office."
A building or separately defined space within a building primarily designed to be used for the purpose of providing services rather than the production, distribution and/or retail sales of goods or commodities. The services provided are generally professional, educational, administrative, financial, or governmental in nature. This definition includes welfare, charitable or business services.
"Off-site compensation."
To replace critical areas away from the site on which a critical area has been impacted.
"On-site compensation."
To replace critical areas at or adjacent to the site on which a critical area has been impacted.
"Open space."
Land intended for recreation or environmental protection purposes or as a scenic or aesthetic amenity. Open space may include, but is not limited to, lawns, decorative planting, walkways, active and passive recreation areas, playgrounds, fountains, swimming pools, wooded areas, and watercourses. Open space shall not include driveways, parking lots, or other surfaces designed or intended for vehicular traffic, nor shall it include critical areas or critical area buffers.
"Open-work fence."
A fence in which the solid portions are evenly distributed and constitute no more than 50% of the total surface area.
"Ordinary high water mark."
The mark found by examining the bed and banks of a stream or lake and ascertaining where the presence and action of waters are so common and long maintained in ordinary years as to mark upon the soil a vegetative character distinct from that of the abutting upland. In any area where the ordinary high water mark cannot be found, the line of mean high water shall substitute. In any area where neither can be found, the top of the channel bank shall substitute. In braided channels and alluvial fans, the ordinary high water mark or line of mean high water shall be measured so as to include the entire stream feature.
"Outdoor performance center."
Establishment for the performing arts with open-air seating for audiences. Such establishments may include related services such as food and beverage sales and other concessions.
(Ord. 2025-671 § 4; Ord. 2026-683)

§ 18.06.160 "P" definitions.

"Park."
A site designed or developed for recreational use by the public including, but not limited to:
A. 
Indoor facilities, such as:
1. 
Gymnasiums;
2. 
Swimming pools; or
3. 
Activity centers; and
B. 
Outdoor facilities, such as:
1. 
Playfields;
2. 
Fishing areas; or
3. 
Picnic and related outdoor activity areas; and
C. 
Areas and trails for:
1. 
Hikers;
2. 
Equestrians;
3. 
Bicyclists; or
4. 
Off-road recreational vehicle users.
"Park service area."
Established by the city, within which the dedications of land and fees received from new residential developments are for the benefit of residents within such service area.
"Parking area."
Any area designed and/or used for parking vehicles.
"Parking lot."
An outdoor parking area, excluding outdoor storage or display areas of vehicles or boats for sale or lease.
"Parking lot aisle."
That portion of the off-street parking area used exclusively for the maneuvering and circulation of motor vehicles and in which parking is prohibited.
"Parking lot unit depth."
The linear distance within which one parking aisle is flanked by accessible rows of parking stalls as measured perpendicular to the parking aisle.
"Parking space."
An area accessible to vehicles, improved, maintained and used for the sole purpose of temporarily parking a motor vehicle.
"Parking space angle."
The angle measured from a reference line, generally the property line or center line of an aisle, at which motor vehicles are to be parked.
"Parking, structured."
Temporary storage of motor vehicles in a building or structure located above or below ground, with stalls accessed via interior aisles. Structured parking can be provided in a single-use building or as part of a building containing other uses.
"Party of record."
A person who has submitted written comments, testified, asked to be notified or is the sponsor of a petition entered as part of the official city record on a specific development proposal.
"Peak hour."
The hour during the morning or afternoon when the most critical level of service occurs for a particular roadway or intersection.
"Pedestrian-oriented land use."
A pedestrian-oriented land use is one that makes the street active by attracting frequent pedestrian visitors throughout the day. The community development director shall determine whether a proposed land use is "pedestrian-oriented" based on this definition, including the criteria and examples provided below. Retail and service uses, other than general office uses and banking, shall generally be considered to be pedestrian-oriented, if the use meets any of the following criteria:
A. 
The use includes substantial window displays of or pedestrian visual access to the products or services for sale by the establishment; or
B. 
The use provides goods that can be consumed on site; or
C. 
The use provides goods that can be purchased and transported from the site by a pedestrian.
Pedestrian-oriented land uses include but are not limited to the following: theaters/cinemas, plays/theatrical productions, libraries, museums, daycares, beauty and barber salons, department and variety stores, apparel and accessory stores, furniture and home furnishing stores, eating and drinking places, drug stores, liquor stores, used goods and related stores, books, stationery, video and art supply stores, jewelry stores, hobby, toy and game shops, photographic and electronic shops, personal medical supply stores, fabric shops, florist shops, pet shops, and any other use the community development director deems pedestrian-oriented.
"Pedestrian-oriented streets."
"Pedestrian-oriented streets" include the following:
A. 
Newcastle Way between 129th Avenue SE and 132nd Place SE; and
B. 
Coal Creek Parkway, 250 feet north and south of the Newcastle Way right-of-way.
"Permanent school facilities."
Facilities of a school district with a fixed foundation which are not relocatable facilities.
"Personal medical supply store."
An establishment engaged in the retail sale of eyeglasses, contact lenses, hearing aids, and artificial limbs, including uses located in SIC Industry Nos.:
A. 
5995 – Optical goods stores; and
B. 
5999 – Hearing aids and orthopedic and artificial limb stores.
"Person with standing."
A resident of the city of Newcastle, an owner of a business physically located in Newcastle, or a person who owns real property in Newcastle.
"Pet shop."
An establishment engaged in the retail sale of pets, small animals, pet supplies, or grooming of pets, including uses located in SIC Industry No. 5999 – Pet shops.
"Photographic and electronic shop."
An establishment engaged in the retail sale of cameras and photographic supplies, and a variety of household electronic equipment, including uses located in SIC Industry No.:
A. 
5946 – Camera and photographic supply stores;
B. 
5999 – Binoculars and telescopes;
C. 
5731 – Radio, television, and consumer electronics stores; and
D. 
5734 – Computer and computer software stores.
"Planned unit development (PUD)."
A development built under those provisions of this title which permit departures from the conventional siting, setback and density requirements of other sections of this title in the interest of preserving and protecting natural features of the land, and encouraging innovation and creative design by permitted flexibility in development.
"Plant associations of infrequent occurrence."
One or more plant species which do not often occur in King County because of the rarity of the habitat and/or the species involved or for other botanical or environmental reasons.
"Plat."
"Plat" is a map or representation showing thereon the division of a tract or parcel of land into lots, blocks, streets and alleys or other divisions and dedications.
"Plug-in hybrid electric vehicle (PHEV)."
An electric vehicle that:
A. 
Contains an internal combustion engine and also allows power to be delivered to drive wheels by an electric motor;
B. 
Charges its battery primarily by connecting to the grid or other off-board electrical source;
C. 
May additionally be able to sustain battery charge using an on-board internal-combustion-driven generator; and
D. 
Has the ability to travel powered by electricity.
"Porch."
A structure with a fixed roof, open at front and sides, located along the facade and external to the principal portion of a building at approximately the level of the first floor that provides access to the dwelling unit.
"Practical alternative."
An alternative that is available and capable of being carried out after taking into consideration cost, existing technology, and logistics in light of overall project purposes, with less of an impact to critical areas.
"Principal residence."
The place where a person resides seven months or more in a 12-month period.
"Priority Habitat."
A habitat type with unique or significant value to many species. An area identified and mapped as priority habitat has one or more of the following attributes: comparatively high fish and wildlife density, comparatively high fish and wildlife species diversity, important fish and wildlife breeding habitat, important fish and wildlife seasonal ranges, important fish and wildlife movement corridors, limited availability, high vulnerability to habitat alteration, and unique or dependent species.
"Priority Species."
Fish and wildlife species requiring protective measures and/or management actions to ensure their survival. A species identified and mapped as priority species fit one or more of the following criteria: State-listed candidate species, vulnerable aggregations, and species of recreational, commercial, and/or Tribal importance.
"Private."
Solely or primarily for the use of residents or occupants of the premises; e.g., a noncommercial garage used solely by residents or their guests is a private garage.
"Private street."
A street in a privately owned tract of land.
"Professional office."
An office used as a place of business by licensed professionals, or persons in other generally recognized professions, which use training or knowledge of a technical, scientific or other academic discipline as opposed to manual skills, and which do not involve outside storage or fabrication, or on-site sale or transfer of commodities; including the following SIC Major Group and Industry Nos.:
A. 
64 – Insurance agents, brokers and service;
B. 
653 – Real estate agents and managers;
C. 
7291 – Income tax return preparation services;
D. 
81 – Legal services;
E. 
871 – Engineering, architectural and surveying services;
F. 
872 – Accounting, auditing and bookkeeping services; and
G. 
874 – Management and public relations services.
"Project area."
All areas, including those within 50 feet of the area proposed to be disturbed, altered, or used by the proposed activity or the construction of any proposed structures. When the action binds the land, such as a subdivision, short subdivision, binding site plan, planned unit development, or rezone, the project area shall include the entire parcel, at a minimum.
"Project limit."
The extent of the subject property or development site, within which all required improvements and conditions apply, as defined by city-approved documentation.
"Public agency."
Any agency, political subdivision or unit of local government of this state including, but not limited to, municipal corporations, special purpose districts and local service districts, any agency of the state of Washington, the United States or any state thereof or any Indian tribe recognized as such by the federal government.
"Public agency animal control facility."
A facility for the impoundment and disposal of stray or abandoned small animals.
"Public agency archive."
A facility for the enclosed storage of public agency documents or related materials, excluding storage of vehicles, equipment, or similar materials.
"Public agency office."
An office for the administration of any governmental activity or program, with no outdoor storage and including, but not limited to, uses located in SIC Major Group, Industry Group and Industry Nos.:
A. 
91 – Executive, legislative, and general government, except finance;
B. 
93 – Public finance, taxation, and monetary policy;
C. 
94 – Administration of human resource programs;
D. 
95 – Administration of environmental quality and housing program;
E. 
96 – Administration of economic programs;
F. 
972 – International affairs;
G. 
9222 – Legal counsel and prosecution; and
H. 
9229 – Public order and safety.
"Public agency training facility."
An establishment or school for training state and local law enforcement, fire safety, national guard or transit personnel and facilities including but not limited to:
A. 
Dining and overnight accommodations;
B. 
Classrooms;
C. 
Shooting ranges;
D. 
Auto test tracks; and
E. 
Fire suppression simulations.
"Public agency yard."
A facility for open or enclosed storage, repair, and maintenance of vehicles, equipment, or related materials, excluding document storage.
"Public street."
A street in a public right-of-way.
(Ord. 2025-671 § 4; Ord. 2026-683)

§ 18.06.170 "Q" definitions.

"Qualified professional."
A person with experience and training in the pertinent scientific discipline, and who is a qualified scientific expert with expertise appropriate for the relevant critical area subject in accordance with WAC 365-195-905. A qualified professional must have obtained a B.S. or B.A. or equivalent degree in biology, engineering, environmental studies, fisheries, geomorphology, or related field, and have at least five years of related work experience. Professionals in specific fields are considered qualified as follows:
A. 
A qualified professional for wetlands must be a person who has earned the minimum qualification of a Bachelor of Science or Bachelor of Arts or equivalent degree in biology, botany, soil science, wildlife science, environmental studies, or related field from an accredited college or university; and has at least two years' experience performing wetland/stream delineations, preparing delineation reports, and/or preparing mitigation plans; or who has equivalent educational training and experience; or who is a certified professional wetland scientist or wetland professional in training with the Society of Wetland Scientists.
B. 
A qualified professional for habitats (e.g., streams and other fish and wildlife habitat conservation areas) must have a degree in biology or a related degree and professional experience related to the subject species.
C. 
A qualified professional for geologically hazardous areas must be a professional engineer or geologist licensed in the state of Washington.
(Ord. 2025-671 § 4; Ord. 2026-683)

§ 18.06.180 "R" definitions.

"Rapid charging station."
An industrial grade electrical outlet that allows for faster recharging of electric vehicle batteries through higher power levels and that meets or exceeds any standards, codes, and regulations set forth by Chapter 19.28 RCW and consistent with rules adopted under RCW 19.27.540.
"Recreational facilities."
Facilities for recreational use including but not limited to boat or yacht clubs, golf courses, swimming pools, athletic clubs, tennis courts, and picnic areas.
"Recreational vehicle (RV)."
A vehicle designed primarily for recreational camping, recreational travel or seasonal recreational use which has its own motive power or is mounted on or towed by another vehicle.
"Recreational vehicle parks."
The use of land upon which two or more recreational vehicle sites, including hookup facilities, are located for occupancy by the general public of recreational vehicles as temporary living quarters for recreation or vacation purposes.
"Rectification."
For purposes of critical areas regulation, an action which repairs an alteration to a critical area or buffer.
"Recyclable material."
Material which can be recovered from solid waste through recycling. Recyclable materials include but are not limited to mixed paper, newsprint, cardboard, aluminum, glass, plastics, chemicals, oil, wood, organic waste that can be used in composting (food and yard/land clearing debris), ferrous metal, and inorganics (rubble and inert materials). Recycling does not include combustion of solid waste or preparation of a fuel from solid waste.
"Recycling."
The processing or source separation of solid waste, mechanically or by hand, to segregate materials for sale or reuse.
"Regional utility corridor."
A right-of-way tract or easement which contains transmission lines or pipelines for utility companies, excluding distribution lines contained within street rights-of-way or lines serving individual lots or developments.
"Religious organization."
The federally protected practice of a recognized religious assembly, school or institution that owns or controls real property.
"Relocatable facility, school."
Any factory-built structure, transportable in one or more sections, that is designed to be used as an education space and is needed to prevent the overbuilding of school facilities to meet the needs of service areas within a district or to cover the gap between the time that families move into new residential developments and the date that construction is completed on permanent school facilities.
"Relocatable facilities cost per student."
The estimated cost of purchasing and siting a relocatable facility in a school district for the grade span of school to be provided, as a function of the district's design standard per grade span and taking into account the requirements of students with special needs.
"Restoration, critical area."
Measures taken to restore an altered or damaged natural feature, including:
A. 
Active steps taken to restore damaged wetlands, streams, other protected habitat, and/or their buffers to the functioning condition that existed prior to their alteration; and
B. 
Actions performed to reestablish structural and functional characteristics of the critical area that have been lost by alteration, past management activities, or catastrophic events.
"Retail, comparison."
Provides for the sale of comparison goods and services and is centrally located in the community or region.
"Retail, convenience."
Provides for daily living goods, is easy to access and use and is close to residential neighborhoods.
"Retention/detention facility."
A type of drainage facility designed either to hold water for a considerable length of time and then to release it by evaporation, plant transpiration, irrigation and/or infiltration into the ground or to hold run-off for a short period of time and then to release it to the surface and stormwater management system.
"Rezone."
A change in classification from one zoning district to another.
"Roadway."
"Road" or "roadway" means the improved and/or traveled portion of a street right-of-way or tract. The improved portions of a roadway ordinarily include the travel lane, roadside ditch and cut or engineered slope.
"Runoff."
Water that travels across the land surface and discharges to water bodies either directly or through a collection and conveyance system.
(Ord. 2025-671 § 4; Ord. 2026-683)

§ 18.06.190 "S" definitions.

"Salmonid."
A member of the fish family salmonidae, including:
A. 
Chinook, coho, chum, sockeye and pink salmon;
B. 
Rainbow, steelhead and cutthroat salmon;
C. 
Brown trout;
D. 
Brook and Dolly Varden char;
E. 
Kokanee; and
F. 
Whitefish.
"School bus base."
An establishment for the storage, dispatch, repair and maintenance of coaches and other vehicles of a school transit system.
"School district."
Any school district whose boundaries include an area of the city.
"School district support facility."
Uses (excluding schools and bus bases) that are required for the operation of a school district. This term includes school district administrative offices, centralized kitchens, and maintenance or storage facilities.
"Schools, elementary, and middle/junior high."
Institutions of learning offering instruction in the several branches of learning and study required by the education code of the state of Washington in grades kindergarten through nine, including associated meeting rooms, auditoriums and athletic facilities.
"Schools, preschool."
Establishments providing exclusively educational programs for prekindergarten or preschool children (ages two to five), but excluding daycare as defined by NMC 18.06.040
"Schools, secondary or high."
Institutions of learning offering instruction in the several branches of learning and study required by the education code of the State of Washington in grades nine through 12, including associated meeting rooms, auditoriums and athletic facilities.
"Screen, screening."
A continuous fence, hedge or combination of both which obscures vision through 80% or more of the screen areas, not including walkways or drives.
"Secure community transition facilities (SCTF)."
A facility for persons civilly committed and conditionally released to a less restrictive alternative under Chapter 71.09 RCW. A secure community transition facility has supervision and security, and either provides or ensures the provision of sex offender treatment services. Secure community transition facilities include but are not limited to the facilities established pursuant to RCW 71.09.250 and any community-based facilities established under Chapter 71.09 RCW and operated by or under contract with the Washington State Department of Social Health and Services.
"Seismic hazard areas."
Those areas in the city of Newcastle subject to severe risk of earthquake damage as a result of earthquake-induced ground shaking, slope failure, liquefaction-induced settlement, or surface rupture in areas underlain by cohesionless soils of low density and usually in association with a shallow groundwater table or of other seismically induced settlement.
"Self-service storage facility."
An establishment containing separate storage spaces that are leased or rented as individual units.
"Semi-pervious surface."
For the purpose of measuring impervious surface, porous concrete and porous asphaltic concrete, permeable pavers, and gravel or grass modular grid pavement shall be considered semi-pervious surfaces. Fifty percent of the area covered by these semi-pervious surfaces shall be calculated against the impervious lot coverage maximum.
"Senior citizen, assisted."
A building containing two or more dwelling units restricted to occupancy by senior citizens, and including, but not limited to, the following support services, as deemed necessary:
A. 
Food preparation and dining areas;
B. 
Group activity areas;
C. 
Medical supervision; and
D. 
Similar activities.
"SEPA."
Washington State Environmental Policy Act, Chapter 43.21C RCW.
"Setback."
"Setback" means the minimum distance that structures must be set back from a lot line. Setback is measured perpendicular to the lot line at any point along the lot line, resulting in a continuous line or arc running parallel to said lot line. Where setback lines intersect with other setback lines, the more restrictive setback standard applies.
"Setback, front."
"Setback, front" or "front setback" means the minimum distance required by this code for a structure to be set back from the front lot line. Front setback is measured from the front lot line as defined in NMC § 18.06.379.
"Setback, rear."
"Setback, rear" or "rear setback" means the minimum distance required by this code for a structure to be set back from the rear lot line. For triangular-shaped lots that are not corner lots and that have no rear lot line, the rear setback is determined as follows: An imaginary line shall be drawn which connects two points, one on each side lot line, and each point located 40 feet from where the two side lot lines converge. This line shall represent the required rear setback.
"Setback, side."
"Setback, side" or "side setback" means the minimum distance required by this code for a structure to be set back from a side lot line.
"Shelters for temporary placement."
Housing units that provide housing to persons on a temporary basis for a duration not to exceed four weeks.
"Shooting range."
A facility designed to provide a confined space for safe target practice with firearms, archery equipment, or other weapons.
"Shopping plaza."
A unified multi-tenant structure(s) with a minimum of 150 feet of continuous public street frontage (excluding driveway cuts) and consisting of six or more business units, typically sharing a common driveway, parking areas and landscaping features, and constructed as a single building or a group of buildings designed as a unified and commonly identified commercial center or plaza. Such plazas may include separate tax lots under separate ownership but which are still part of the unified commercial center or plaza.
"Short-term rental."
A dwelling unit that is rented or otherwise let out for any form of compensation for a period of less than 30 days. A short-term rental does not include motels and hotels.
"Sign."
See definitions of all sign types in NMC 18.20.290.
"Significant tree."
All mature trees except nuisance tree species.
"Single detached."
A detached building containing one dwelling unit.
"Single-family zones."
Those zones where single-family detached residences are the predominant land use.
"Site cost per student."
The estimated cost of a site in the district for the grade span of school to be provided, as a function of the district's design standard per grade span and taking into account the requirements of students with special needs.
"Site Improvement."
Any improvement or improved area.
"Site plan."
A document or group of documents, prepared to scale, containing sketches, text, drawings, maps, photographs and other material intended to present and explain accurately, and with complete dimensioning, the boundaries of a site and the location of all buildings, structures, uses, physical design, interior vehicular and pedestrian access, the provision of improvements, principal site development features proposed for a specific parcel of land, and the interrelationship of these elements.
"Site plan review."
A permit process whereby a plan of a proposed development drawn to scale is processed in accordance with city codes and Chapter 17.05 NMC:
A. 
Identifies and shows the areas and locations of all improvements;
B. 
Contains inscriptions or attachments setting forth such appropriate limitations and conditions for the use of the land as are established by the director of community development;
C. 
Contains provisions requiring any development of land to be in conformity with the approved site plan.
"Sixplex."
A residential building with six attached dwelling units.
"Soil survey."
The most recent soil survey for the local area or county by the Natural Resources Conservation Service, U.S. Department of Agriculture.
"Solid waste."
All putrescible and nonputrescible solid and semisolid wastes, including, but not limited to, garbage, rubbish, ashes, industrial wastes, biomedical waste, swill, demolition and construction wastes, land clearing wastes, abandoned vehicles or parts thereof, discarded commodities, or contaminated excavated soil/fill material. This includes all liquid, solid and semisolid materials which are not the primary products of public, private, industrial, commercial, mining, and agricultural operations. Solid waste includes but is not limited to biosolids from wastewater treatment plants, septage from septic tanks, woodwaste, dangerous waste, and problem wastes.
"Source-separated organic material."
Vegetative material, scrap lumber or wood, or other materials that provide a source for recycled or composted products. This does not include chemically treated wood products and/or toxic organic substances.
"Special use permit."
A permit granted by the city to locate a regional land use at a particular location, subject to conditions placed on the proposed use to ensure compatibility with adjacent land uses.
"Specialized instruction school."
Establishments engaged in providing specialized instruction in a designated field of study, rather than a full range of courses in unrelated areas; including, but not limited to:
A. 
Art;
B. 
Dance;
C. 
Music;
D. 
Cooking;
E. 
Driving; and
F. 
Pet obedience training.
"Species."
Any subspecies of fish, wildlife, or plants, and any distinct population segment of any species of vertebrate fish or wildlife that interbreeds when mature.
"Species, endangered."
Any species that is in danger of extinction throughout all or a significant portion of its range, and/or is listed under the federal Endangered Species Act or state endangered list (see WAC 220-610-110 or current "Priority Habitat and Species List" published by Washington Department of Fish and Wildlife).
"Species of local importance."
Those species of local concern that are designated by the city as needing additional or special consideration or protection due to their population status or their sensitivity to habitat manipulation.
"Species, priority."
Any fish or wildlife species requiring protective measures and/or management guidelines to ensure its persistence at genetically viable population levels as classified by the Washington Department of Fish and Wildlife, including endangered, threatened, sensitive, candidate, and monitor species, and those of recreational, commercial, or tribal importance.
"Species, sensitive."
Any wildlife species native to the State of Washington that is vulnerable or declining and is likely to become endangered or threatened throughout a significant portion of its range within the state without cooperative management or removal of threats (WAC 232-12-297, Section 2.6).
"Species, threatened."
Any wildlife species that is likely to become an endangered species within the foreseeable future throughout all or a significant portion of its range (WAC 232-12-297, Section 2.5).
"Specified sexual activities."
Human genitalia in a state of sexual stimulation or arousal; acts of human masturbation, sexual intercourse or sodomy; or erotic fondling, touching or display of human genitalia, pubic region, buttock, or female breast.
"Sporting goods store."
An establishment engaged in the retail sale of sporting goods and equipment, including uses located in SIC Industry Nos.:
A. 
5941 – Sporting goods stores and bicycle shops; and
B. 
5999 – Tent shops and trophy shops.
"Sports club."
An establishment engaged in operating physical fitness facilities and sports and recreation clubs, including uses located in SIC Industry Nos.:
A. 
7991 – Physical fitness facilities; and
B. 
7997 – Membership sports and recreation clubs.
"Stable."
A structure or facility in which horses or other livestock are kept for:
A. 
Boarding;
B. 
Training;
C. 
Riding lessons;
D. 
Breeding;
E. 
Rental; or
F. 
Personal use.
"Stacked flat."
Dwelling units in a residential building of no more than three stories on a residential zoned lot in which each floor may be separately rented or owned.
"Standard of service, school."
The standard adopted by each school district which identifies the program year, the class size by grade span and taking into account the requirements of students with special needs, the number of classrooms, the types of facilities the district believes will best serve its student population, and other factors as identified by the school district. The district's standard of service shall not be adjusted for any portion of the classrooms housed in relocatable facilities which are used as transitional facilities or for any specialized facilities housed in relocatable facilities. Except as otherwise defined by the school board pursuant to a board resolution, "transitional facilities" shall mean those facilities that are used to cover the time required for the construction of permanent facilities; provided, that the "necessary financial commitments" as defined in Chapter 18.28 NMC are in place to complete the permanent facilities called for in the capital plan.
"Steep slope hazard areas."
Those areas on slopes 40% or steeper within a vertical elevation change of at least 10 feet. A slope is delineated by establishing its toe and top and is measured by averaging the inclination over at least 10 feet of vertical relief. For the purpose of this definition:
A. 
The toe of a slope is a distinct topographic break in slope which separates slopes inclined at less than 40% from slopes 40% or steeper. Where no distinct break exists, the toe of a steep slope is the lowermost limit of the area where the ground surface drops 10 feet or more vertically within a horizontal distance of 25 feet; and
B. 
The top of a slope is a distinct topographic break in slope which separates slopes inclined at less than 40% from slopes 40% or steeper. Where no distinct break exists, the top of a steep slope is the uppermost limit of the area where the ground surface drops 10 feet or more vertically within a horizontal distance of 25 feet.
"Step-back."
The portion of an upper story facade that begins behind the facade of the next lowest floor (see Chapter 18.15 NMC).
"Stream functions."
Natural processes performed by streams including functions which are important in facilitating food chain production; providing habitat for nesting, rearing and resting sites for aquatic, terrestrial and avian species; maintaining the availability and quality of water, such as purifying water; acting as recharge and discharge areas for groundwater aquifers; moderating surface and stormwater flows and maintaining the free flowing conveyance of water, sediments and other organic matter.
"Streams."
Those areas in the city of Newcastle where surface waters meet the criteria contained within WAC 222-16-030 and produce a defined channel or bed, not including irrigation ditches, canals, storm or surface water run-off devices or other entirely artificial watercourses, unless they are used by fish or are used to convey streams naturally occurring prior to construction in such watercourses. For the purpose of this definition, a defined channel or bed is an area which demonstrates clear evidence of the passage of water and includes, but is not limited to, bedrock channels, gravel beds, sand and silt beds and defined-channel swales. The channel or bed need not contain water year-round provided there is evidence of at least intermittent flow during years of normal rainfall. For the purpose of defining the following categories of streams, normal rainfall is rainfall that is at or near the mean of the accumulated annual rainfall record, based upon the water year for King County as recorded at the Seattle-Tacoma International Airport.
"Street."
A public or private right-of-way or roadway providing access for vehicular, bicycle and pedestrian traffic, and also for utility services. See also definitions of "public street" and "private street."
"Street frontage."
Any portion of a lot or combination of lots which directly abut a public right-of-way.
"Street type."
One of the three types of streets in downtown Newcastle for purposes of regulating building uses, design and pedestrian street improvements (see Chapter 18.15 NMC).
"Structure."
Any improvement which is permanently constructed in or on the ground, or over the water; excluding patios, paved areas, structural or nonstructural fill and similar improvements of a minor nature.
"Structure, residential."
A structure that incorporates one or more dwelling units.
"Student factor."
The number derived by a school district to describe how many students of each grade span are expected to be generated by a dwelling unit. Student factors shall be based on district records of average actual student-generated rates for new developments constructed over a period of not more than five years prior to the date of the fee calculation; if such information is not available in the district, data from adjacent districts, districts with similar demographics, or county-wide averages must be used. Student factors must be separately determined for single- family and multifamily dwelling units, and for grade spans.
"Subdivision."
"Subdivision" means the division or redivision of land into 10 or more lots, tracts, parcels, sites, or divisions for the purpose of sale or lease, or transfer of ownership, except as provided in NMC 20.01.030(D), and includes all resubdivision of land.
"Subdivision, short."
The administrative approval of the division or redivision of land into nine or fewer lots for the purpose of sale or transfer of ownership. A short subdivision also may include any number of tracts for ingress, egress, utilities, open space preservation, critical area preservation, or other approved public service.
"Submerged land."
Any land at or below the ordinary high water mark.
"Substantial improvement."
Any maintenance, repair, structural modification, addition or other improvement of a structure, the cost of which equals or exceeds 50% of the market value of the structure either before the maintenance, repair, modification or addition is started or before the damage occurred, if the structure has been damaged and is being restored.
"Support structure."
The structure to which antenna and other necessary associated hardware is mounted. Support structures include but are not limited to the following:
A. 
"Lattice tower" means a support structure which consists of a network of crossed metal braces, forming a tower which is usually triangular or square in cross-section.
B. 
"Monopole" means a support structure which consists of a single pole sunk into the ground and/or attached to a foundation.
C. 
"Existing nonresidential structure" means existing buildings or existing structures as specified in NMC 18.25.020 to which antennas may be attached which conform to the requirements of NMC 18.25.020.
"Surface water conveyance."
A drainage facility designed to collect, contain and provide for the flow of surface water from the highest point on a development site to receiving water or another discharge point, connecting any required flow control and water quality treatment facilities along the way. The elements of a surface water conveyance system include, but are not limited to, gutters, ditches, pipes, biofiltration swales and channels.
"Surface water discharge."
The flow of surface water into receiving water or another discharge point.
(Ord. 2025-671 § 4; Ord. 2026-683; Ord. No. 2026-689)

§ 18.06.200 "T" definitions.

"Temporary use permit."
Permit to allow a use of limited duration and/or frequency, or to allow multiple related events over a specified period.
"Tier 3 city."
A city with a population of less than 25,000, that is within a contiguous urban growth area with the largest city in a county with a population of more than 275,000, based on 2020 Office of Financial Management population estimates.
"Tightline to a sewer."
A sewer trunk line designed and intended specifically to serve only a particular facility or place, and whose pipe diameter should be sized appropriately to ensure service only to that facility or place.
"Townhouses."
Buildings that contain three or more attached single-family dwelling units that extend from foundation to roof and that have a yard or public way on not less than two sides.
"Trails."
Manmade pathways designed and intended for use by pedestrians, bicyclists, equestrians, and/or recreational users.
"Transfer station."
A staffed collection and transportation facility used by private individuals and route collection vehicles to deposit solid waste collected off-site into larger transfer vehicles for transport to permanent disposal sites; and may also include recycling facilities involving collection or processing for shipment.
"Transit base."
An establishment for the storage, dispatch, repair and maintenance of coaches, light rail trains, and other vehicles of a public transit system.
"Transit park and ride lot."
Vehicle parking specifically for the purpose of access to a public transit system.
"Transitional housing facilities."
Housing units owned by public housing authorities, nonprofit organizations or other public interest groups that provide housing to persons on a temporary basis for a duration not to exceed 24 months in conjunction with job training, self-sufficiency training, and human services counseling; the purpose of which is to help persons make the transition from homelessness to placement in permanent housing.
"Transmission equipment, electronic."
Equipment, such as antennas and satellites, or point-to-point microwave dishes, that transmit or receive radio signals.
"Transmission line booster station."
An establishment containing equipment designed to increase voltage of electrical power transported through transmission and/or distribution lines to compensate for power loss due to resistance.
"Transparency (building)."
The ability to see into/out of a building through use of non-opaque windows or glass.
"Transportation system management (TSM)."
Projects that can be implemented in a short time frame designed to increase the efficiency of existing transportation facilities. This also includes transit and/or ride-sharing measures to decrease single-occupancy vehicle trips.
"Tributary drainage area."
The geographical area which drains to the development proposal site as identified in an off-site analysis done pursuant to the King County Surface Water Design Manual.
"Triplex."
A residential building with three attached primary dwelling units.
(Ord. 2025-671 § 4; Ord. 2026-683)

§ 18.06.210 "U" definitions.

"Ultimate roadway section."
A designation by the city of Newcastle that the maximum roadway or intersection capacity has been reached and further right-of-way acquisition and/or improvements are not feasible to increase peak hour vehicle capacity.
"Unavoidable impacts."
Adverse impacts that remain after all appropriate and practicable avoidance and minimization have been achieved.
"Unit density."
The number of dwelling units allowed on a lot, regardless of lot size.
"Unit, primary."
The single-family residence associated with accessory dwelling units.
"Use."
Activity or function carried out on an area of land, or in a building or structure located thereon. Any use comprising the sole or main use on the site is considered the primary use of the site. Any use subordinate or incidental to the primary use on a site is considered an accessory use.
"Useable marijuana."
"Useable marijuana" means dried marijuana flowers. The term "useable marijuana" does not include either marijuana-infused products or marijuana concentrates.
"Used by salmonids."
For purposes of critical areas regulation, this means the presence of any salmonid species, anadromous or resident, during any life stage at any time of the year. If salmonid presence is unknown, any stream with a defined channel two feet or greater in width between the ordinary high water marks and with a gradient less than 20% shall be presumed to be used by salmonids unless rebutted as prescribed in NMC 18.24.085.
"Utility corridor."
A narrow strip of land containing underground or aboveground utilities and the area necessary to maintain those utilities. The utility corridor is contained within and is a portion of any utility right-of-way or dedicated easement.
"Utility facility – Local."
A facility for the distribution or transmission of services to an area requiring location in the area to be served; including, but not limited to:
A. 
Telephone exchanges;
B. 
Water pumping or treatment stations;
C. 
Electrical distribution lines and transmission lines 115 kV and less;
D. 
Water storage reservoirs or tanks;
E. 
Municipal groundwater well fields;
F. 
Stormwater facilities serving multiple developments;
G. 
Propane, compressed natural gas and liquefied natural gas storage tanks serving multiple lots or uses from which fuel is distributed directly to individual users;
H. 
Sewer lift stations; and
I. 
Fiber optic relay boxes.
"Utility facility – Regional."
A facility for the distribution or transmission of services from or to an area beyond Newcastle; including, but not limited to:
A. 
Electrical distribution substations;
B. 
Electrical transmission stations;
C. 
Electrical transmission switching stations;
D. 
Electrical transmission lines greater than 115 kV;
E. 
Regional natural gas pipelines, gate stations and limiting stations;
F. 
Liquid pipelines;
G. 
Maintenance and utility yards including sewer lift stations.
(Ord. 2025-671 § 4; Ord. 2026-683)

§ 18.06.220 "V" definitions.

"Variance."
An adjustment in the application of standards of a zoning code to a particular property.
"Vegetation."
Any and all plant life growing at, below or above the soil surface.
"Vendor cart."
A portable vehicle, and any related appurtenances such as a canopy or seating, not exceeding 40 square feet in area including appurtenances, used for the display and selling of commodities, including but not limited to espresso and other nonalcoholic beverages, food, and flowers, to walk-up patrons. Drive-up or drive-through carts are prohibited. Any items or material which may not be legally sold to minors under any law or regulation may not be sold from vendor carts to any person regardless of age.
"Vocational school."
Establishments offering training in a skill or trade to be pursued as a career, including uses located in SIC Industry Group No.:
A. 
824 – Vocational schools; and
B. 
8222 – Technical institutes.
"Volcanic hazard area."
Those areas in the city subject to inundation by mudflows, lahars, or related flooding resulting from volcanic activity on Mt. Rainier, delineated based on recurrence of an event in magnitude to the prehistoric Electron Mudflow.
(Ord. 2025-671 § 4; Ord. 2026-683)

§ 18.06.230 "W" definitions.

"Wall plane."
The side of a building or structure that provides enclosure, separation or privacy.
"Warehousing and wholesale trade."
Establishments involved in the storage and/or sale of bulk goods for resale or assembly, excluding establishments offering the sale of bulk goods to the general public which is classified as a retail use in NMC § 18.08.070. These establishments shall include SIC Major Group Nos. 50 and 51 and SIC Industry Group Nos. 422 and 423.
"Washington Administrative Code (WAC)."
Administrative guidelines implementing the Growth Management Act, Chapters 365-190 and 365-195 WAC, as amended.
"Wastewater treatment facility."
A plant for collection, decontamination and disposal of sewage, including residential, industrial and agricultural liquid wastes, and including any physical improvement within the scope of the definition of "water pollution control facility" set forth in WAC 173-90-015(4) as amended.
"Water dependent use, critical area."
A land use which can only exist when the interface between wet meadows, grazed land and water provides the biological or physical conditions necessary for the use.
"Wetland."
"Wetland" or "wetlands" means areas that are inundated or saturated by surface water or groundwater at a frequency and duration sufficient to support, and that under normal circumstances do support, a prevalence of vegetation typically adapted for life in saturated soil conditions. Wetlands generally include swamps, marshes, bogs, and similar areas. Wetlands do not include those artificial wetlands intentionally created from nonwetland sites, including, but not limited to, irrigation and drainage ditches, grass-lined swales, canals, detention facilities, wastewater treatment facilities, farm ponds, and landscape amenities, or those wetlands created after July 1, 1990, that were unintentionally created as a result of the construction of a road, street, or highway. Wetlands may include those artificial wetlands intentionally created from nonwetland areas for the purpose of mitigating conversion of wetlands.
"Wetland buffer."
Designated areas adjacent to a regulated wetland which protect the wetland from surrounding activities and protect adjacent properties from changes in the location of the wetland edge. Wetland buffers minimize the short- and long-term impacts of development on properties adjacent to wetlands, preserve important wildlife habitat, allow for infiltration and water quality improvement, and protect buildings, roads and other infrastructure as well as property owners from flood damage in years of high precipitation. Wetland buffers shall be required of all proposed regulated activities adjacent to regulated wetlands. All buffers shall be measured from the wetland edge as surveyed in the field.
"Wetland categories."
Wetlands are classified into Category I, Category II, Category III and Category IV based on the currently approved Washington State Wetland Rating System for Western Washington. Wetland rating categories shall not recognize illegal modifications.
"Wetland creation."
"Wetland creation" means, for purposes of wetland mitigation, the manipulation of the physical, chemical or biological characteristics present to develop a wetland on an upland or deepwater site, where a wetland did not previously exist. Activities to create a wetland typically involve excavation of upland soils to elevations that will produce a wetland hydroperiod, create hydric soils and support the growth of hydrophytic plant species. Wetland creation results in a gain in wetland acres.
"Wetland cumulative impacts or effects."
The combined, incremental effects of human activity on ecological or critical area functions and values. Cumulative impacts result when the effects of an action are added to or interact with the effects of other actions in a particular place and within a particular time. It is the combination of these effects, and any resulting environmental degradation, that should be the focus of cumulative impact analysis and changes to policies and permitting decisions.
"Wetland edge."
The boundary of a wetland, consistent with the definitions contained in the currently approved federal wetland delineation manual and any applicable regional supplements.
"Wetland enhancement."
"Wetland enhancement" means the manipulation of the physical, chemical, or biological characteristics of a wetland site to heighten, intensify or improve specific functions or to change the growth state of composition of the vegetation present. Enhancement is undertaken for specified purposes such as water quality improvement, flood water retention or wildlife habitat. Wetland enhancement activities typically consist of planting vegetation, controlling nonnative or invasive species, modifying site elevations or the proportion of open water to influence hydroperiods or some combination of these. Wetland enhancement results in a change in some wetland functions and can lead to a decline in other wetland functions, but does not result in a gain in wetland acres.
"Wetland functions."
"Wetland functions" means the natural processes performed by wetlands including functions which are important in facilitating food chain production, providing habitat for nesting, rearing and resting sites for aquatic, terrestrial and avian species, maintaining the availability and quality of water, acting as recharge and discharge areas for groundwater aquifers and moderating surface water and stormwater flows, as well as performing other functions including, but not limited to, those set forth in 33 CFR 320.4(b)(2), 1988.
"Wetland maintenance or repair."
An activity that restores the character, scope, size, and design of a serviceable area, structure, or land use to its previously authorized and undamaged condition. Activities that change the character, size, or scope of a project beyond the original design and drain, dredge, fill, flood, or otherwise alter critical areas are not included in this definition.
"Wetland mosaic."
An area with a concentration of multiple small wetlands, in which each patch of wetland is less than one acre; each patches is less than 100 feet from the nearest wetland; and areas delineated as vegetated wetland are more than 50% of the total area of the entire mosaic, including uplands and open water.
"Wetland, mature forested."
A wetland where at least one acre of the wetland surface is covered by woody vegetation greater than 20 feet in height with a crown cover of at least 30% and where at least eight trees/acre are 80 to 200 years old or have average diameters (dbh) exceeding 21 inches (53 centimeters) measured from the uphill side of the tree trunk at four and one-half feet up from the ground.
"Wetland preservation."
The removal of a threat to, or preventing the decline of, wetland conditions by an action in or near a wetland. This term includes the purchase of land or easements, repairing water control structures or fences, or structural protection. Preservation does not result in a gain of wetland acres but may result in a gain in functions over the long term.
"Wetland reestablishment."
"Wetland reestablishment" means for purposes of wetland mitigation, the manipulation of the physical, chemical, or biological characteristics of a site with the goal or returning natural or historic functions to a former wetland. Activities to reestablish a wetland include removing fill material, plugging ditches, or breaking drain tiles. Wetland reestablishment results in a gain in wetland acres.
"Wetland rehabilitation."
"Wetland rehabilitation" means for purposes of wetland mitigation, the manipulation of the physical, chemical, or biological characteristics of a site with the goal of repairing natural or historic functions of a degraded wetland. Activities to rehabilitate a wetland include breaching a dike to reconnect wetlands to a floodplain or return tidal influence to a wetland. Wetland rehabilitation results in a gain in wetland function but does not result in a gain in wetland acres.
"Wetpond."
An artificial water body constructed as a part of a surface water management system.
"Wildlife."
Birds, fish, and animals, other than humans, which are not domesticated and are considered to be wild.
"Wildlife shelter."
A facility for the temporary housing of sick or wounded or displaced wildlife.
"Wireless communications facility."
An unstaffed facility for the transmission and reception of radio or microwave signals. WCFs are composed of two or more of the following components:
A. 
Antenna;
B. 
Support structure;
C. 
Equipment enclosure;
D. 
Security barrier.
"Wireless communications facility permit."
Permit granted by the city after review by the director pursuant to NMC Title 19, to locate a wireless communications facility on a particular nonresidentially zoned property, subject to conditions placed on the facility to ensure compatibility with nearby land uses.
"Work release facility."
A facility which allows the opportunity for convicted persons to be employed outside of the facility, but requires confinement within the facility when not in the place of employment.
(Ord. 2025-671 § 4; Ord. 2026-683)

§ 18.06.250 "Y" definitions.

"Yard, front."
The area of a lot located from the front lot line to the side of the primary structure facing the front lot line.
"Yard, rear."
The area of a lot located from the rear lot line to the side of the primary structure facing the rear lot line.
"Yard, side."
The area of a lot located from the sides of the structure facing the side lotlines, not already encompassed by the back or front yard areas.
"Yard waste processing facility."
A site where yard and garden wastes, including wood and land-clearing debris, are processed into new products, which include but are not limited to soil amendments and wood chips.
(Ord. 2025-671 § 4; Ord. 2026-683)