The purpose of the designated floodway (F-1) district is to maximize the use of land located within the designated floodway in a manner consistent with the need to protect life and property, and to minimize environmental damage to riparian and aquatic habitats. This district is consistent with all general plan land use designations.

(Ord. 97-99 § 1 (part))

The following uses are permitted outright in the F-1 district:

A.

Flood control channels or works, if undertaken or constructed by a federal or state agency, the city or the county water agency;

B.

Crop farming, truck gardening, orchards, viticulture, livestock grazing and other similar agricultural uses conducted in a manner which will not increase flood levels within the community during the occurrence of a base flood discharge;

C.

Public roads, bridges and diversion drains, and public utility transmission towers, poles, lines and underground pipelines, when constructed and installed so that the flood levels will not increase within the community during the occurrence of the base flood discharge;

D.

Low-intensity recreational uses not involving landfill or excavation of natural materials, when conducted in a manner which will not increase flood levels within the community during the occurrence of a base flood discharge;

E.

Private erosion or flood control projects, including prevention or reduction of erosion or flooding by a land owner on his property within the district, provided an agreement with the Department of Fish and Game is first obtained pursuant to Chapter 6 (commencing with Section 1600) of Division 2 of the Fish and Game Code;

F.

Fish and wildlife protection or enhancement projects conducted or approved by a federal or state agency, the city or the county water agency.

(Ord. 97-99 § 1 (part))

The following uses are permitted in the F-1 district if a use permit is issued pursuant to Section 17.22.040 of this chapter:

A.

Construction of levees, dikes or similar structures for flood control;

B.

Excavation of natural materials and landfill projects, except on any designated stream subject to subsection D of this section;

C.

Public utility uses other than those permitted under Section 17.22.020 of this chapter, except offices and service yards;

D.

Encroachments, including fill, new construction, substantial improvements and other development, provided that certification by a registered professional engineer or architect is obtained demonstrating that encroachments will not result in any increase in flood levels during the occurrence of the base flood discharge.

(Ord. 97-99 § 1 (part))

No use permit for the F-1 district shall be approved unless the approving authority makes the following findings, in addition to those required by Section 17.92.020 of this title:

A.

The proposed project will not endanger life, will not impair the ability of the designated floodway to carry and discharge the waters of a design flood and will not increase flood levels within the community during the occurrence of the base flood discharge.

B.

Any domestic water supply system or sewage disposal system to be installed or used in connection with the proposed use is designed to prevent infiltration of or discharge into floodwaters.

C.

The applicant has entered into an agreement with the Department of Fish and Game pursuant to Chapter 6 (commencing with Section 1600) of Division 2 of the Fish and Game Code.

(Ord. 97-99 § 1 (part))

In the F-1 district, every use permit application shall include plans and specifications for all proposed construction and such other information as the development services director or his or her designee may require. Encroachments permitted pursuant to subsection D of Section 17.22.030 of this chapter shall conform to the requirements of Sections 17.70.040 and 17.70.050 of this title, restrictive flood (F-2) district.

(Ord. 97-99 § 1 (part))

No natural riparian vegetation, including vegetation naturally occurring along a watercourse, but not including vegetation declared by law a public nuisance, shall be removed from any portion of the F-1 district adjacent to the Sacramento River or any stream designated a floodway by the State Reclamation Board, except by a federal or state agency, the city or the county water agency.

(Ord. 97-99 § 1 (part))

No residential density shall be credited to portions of lots within the F-1 district that are within a residential general plan designation.

(Ord. 97-99 § 1 (part))