Definitions.
AQUIFER
A geologic formation composed of rock, sand or gravel that contains significant amounts of potentially recoverable water.
AUTOMOBILE GRAVEYARD
An establishment that is maintained, used, or operated for storing keeping, buying, or selling wrecked, scrapped, ruined, or motor vehicle parts as defined in MGL c. 140B, § 1.
CMR
Code of Massachusetts Regulations.
COMMERCIAL FERTILIZER
Any substance containing one or more recognized plant nutrients which is used for its plant nutrient content and which is designed for use, or claimed to have value in promoting plant growth, except unmanipulated animal and vegetable manures, marl, lime, limestone, wood ashes, and gypsum, and other products exempted by state regulations.
DISCHARGE
The accidental or intentional disposal, deposit, injection, dumping, spilling, leaking, pouring, or placing of toxic or hazardous material or hazardous waste upon or into any land or water such that it may enter the surface or ground waters.
DRY WELL
A subsurface pit with open-jointed lining or holes through which stormwater drainage from roofs, basement floors, foundations or other areas seep into the surrounding soil.
GROUNDWATER PROTECTION DISTRICT
The land area consisting of aquifers and Zone II recharge areas as identified on a map and adopted pursuant to this bylaw.
HAZARDOUS MATERIAL
Any substance in any form, which because of its quantity, concentration, or its chemical, corrosive, flammable, reactive, toxic, infectious or radioactive characteristics, either separately or in combination with one or more substances, constitutes a present or potential threat to human health, safety, welfare, or to the environment, when improperly stored, treated, transported, disposed of, used, or otherwise managed. Hazardous material includes, without limitation, synthetic organic chemicals, petroleum products, heavy metals, radioactive or infectious materials, and all substances defined as toxic or hazardous under MGL c. 21E. This term shall not include hazardous waste or oil.
HAZARDOUS WASTE
A substance or combination of substances, which because of quantity, concentration, or physical, chemical or infectious characteristics may cause, or significantly contribute to, an increase in mortality or an increase in serious irreversible, or incapacitating reversible, illness or pose a substantial present or potential hazard to human health, safety, or welfare or to the environment when improperly treated, stored, transported, used or disposed of, or otherwise managed. This term shall include all substances identified as hazardous pursuant to the Hazardous Waste Regulations, 310 CMR 30.000.
HISTORICAL HIGH GROUNDWATER TABLE ELEVATION
A groundwater elevation determined from monitoring wells and historical water table fluctuation data compiled by the United States Geological Survey.
IMPERVIOUS SURFACE
Material or structure on, above, or below the ground that does not allow precipitation or surface water runoff to penetrate into the soil.
INTERIM WELLHEAD PROTECTION AREA (IWPA)
The MassDEP designated protection radius around a public water well that lacks a Zone II.
JUNKYARD
An establishment that is maintained, operated, or used for storing, keeping, buying, or selling junk, or for the maintenance or operation of an automobile graveyard, as defined in MGL c.140B, § 1.
LANDFILL
A facility established in accordance with a valid site assignment for the purposes of disposing solid waste into or on the land, pursuant to the Solid Waste Regulations, 310 CMR 19.006.
MASSDEP
Massachusetts Department of Environmental Protection.
MGL
Massachusetts General Law.
PETROLEUM PRODUCT
Includes, but not limited to, fuel oil; gasoline; diesel; kerosene; aviation jet fuel; aviation gasoline; lubricating oils; oily sludge; oil refuse; oil mixed with other wastes; crude oils; or other liquid hydrocarbons regardless of specific gravity. "Petroleum product" shall not include liquefied petroleum gas, including, but not limited to, liquefied natural gas, propane or butane.
NON-SANITARY WASTEWATER
Wastewater discharges from industrial and commercial facilities containing wastes from any activity other than collection of sanitary sewage, including, but not limited to, activities specified in 310 CMR 15.004(6).
OPEN DUMP
A facility operated or maintained in violation of the Resource Conservation and Recovery Act, 42 U.S.C. § 4004(a)(b), or state regulations and criteria for solid waste disposal.
RECHARGE AREAS
Land areas, such as a Zone II or Interim Wellhead Protection Area, where precipitation and surface water infiltrates into the ground to replenish groundwater and aquifers used for public drinking water supplies.
SEPTAGE
The liquid, solid, and semi-solid contents of privies, chemical toilets, cesspools, holding tanks, or other sewage waste receptacles. This term shall not include any material that is a hazardous waste, as defined by 310 CMR 30.000.
SLUDGE
The solid, semi-solid, and liquid residue that results from a process of wastewater treatment or drinking water treatment including wastewater residuals. This term shall not include grit, screening, or grease and oil which are removed at the headworks of a facility.
TREATMENT WORKS
Any and all devices, processes and properties, real or personal, used in the collection, pumping, transmission, storage, treatment, disposal, recycling, reclamation, or reuse of waterborne pollutants, but not including any works receiving a hazardous waste from off the site of the works for the purpose of treatment, storage, or disposal.
UTILITY WORKS
Regulated activities providing for public services, including roads, water, sewer, electricity, gas, telephone, transportation and their associated maintenance activities. This term shall include the installation of detention and retention basins for the purpose of controlling stormwater.
VERY SMALL QUANTITY GENERATOR
Any public or private entity, other than residential, which produces less than 27 gallons (100 kilograms) a month of hazardous waste or waste oil, but not including any acutely hazardous waste as defined in 310 CMR 30.136.
WASTE OIL RETENTION FACILITY
A waste oil collection facility for automobile service stations, retail outlets, and marinas which is sheltered and has adequate protection to contain a spill, seepage, or discharge of petroleum waste products in accordance with MGL c. 21, § 52A.
ZONE II
The delineated recharge area to a public drinking water well as approved by MassDEP and defined under the Massachusetts Drinking Water Regulations, 310 CMR 22.00.