Definitions.
AQUIFER
A geologic formation composed of rock, sand or gravel that
contains significant amounts of potentially recoverable water.
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
un-manipulated 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 seeps into the surrounding soil.
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.
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.
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.
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.
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.
RECHARGE AREAS
Land areas, such as a Zone II, 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.