For the purposes of this chapter, the following shall have the meanings indicated:
BEST MANAGEMENT PRACTICE (BMP)An activity, procedure, restraint, or structural improvement that helps to reduce the quantity or improve the quality of stormwater runoff.
CLEAN WATER ACTThe Federal Water Pollution Control Act (33 U.S.C. §
1251 et seq.) as hereafter amended.
DISCHARGE OF POLLUTANTSThe addition from any source of any pollutant or combination of pollutants into the municipal storm drain system or into the waters of the United States or commonwealth from any source.
GROUNDWATERAll water beneath the surface of the ground.
ILLEGAL DISCHARGEAny direct or indirect nonstormwater discharge to the municipal storm drain system, except as specifically exempted in §
278-5D. The term does not include a discharge in compliance with an NPDES stormwater discharge permit or resulting from fire-fighting activities exempted pursuant to §
278-5D of this chapter.
ILLICIT CONNECTIONAny surface or subsurface drain or conveyance, which allows an illegal discharge into the municipal storm drain system. Illicit connections include conveyances which allow a nonstormwater discharge to the municipal storm drain system, including but not limited to sewage, process wastewater or wash water and any connections from indoor drains, sinks, or toilets, regardless of whether said connection was previously allowed, permitted, or approved before the effective date of this chapter.
IMPERVIOUS SURFACEAny material or structure on or above the ground that prevents water from infiltrating the underlying soil.
MUNICIPAL SEPARATE STORM SEWER SYSTEM (MS4) or MUNICIPAL STORM DRAIN SYSTEMThe system of conveyances designed or used for collecting or conveying stormwater, including any road with a drainage system, street, gutter, curb, inlet, piped storm drain, pumping facility, retention or detention basin, natural or man-made or altered drainage channel, reservoir, and other drainage structure that together comprise the storm drainage system owned or operated by the City of Northampton.
PERSONAny individual, partnership, association, firm, company, trust, corporation, and, any agency, authority, department or political subdivision of the commonwealth or the federal government, to the extent permitted by law, and any officer, employee, or agent of such person.
POLLUTANTAny element or property of sewage, agricultural, industrial or commercial waste, runoff, leachate, heated effluent, or other matter whether originating at a point or nonpoint source, that if discharged to waters of the commonwealth in sufficient quantities, causes or is reasonably certain to cause any alteration of the physical, chemical or biological properties of such waters; or to create a nuisance; or to render such waters harmful, detrimental or injurious to public health, safety or welfare, or to domestic, industrial, agricultural, recreational, or other legitimate beneficial uses or to any organism, aquatic life, plant or animal. Pollutants shall include:
A. Paints, varnishes, and solvents;
B. Oil and other automotive fluids;
C. Nonhazardous liquid and solid wastes and yard wastes;
D. Refuse, rubbish, garbage, litter, or other discarded or abandoned objects, articles, accumulations and floatables;
E. Pesticides, herbicides, and fertilizers;
F. Hazardous materials and wastes; sewage, fecal coliform and pathogens;
G. Dissolved and particulate metals;
J. Construction wastes and residues, including but not limited to sediments, slurries, and concrete rinsates; and
K. Noxious or offensive matter of any kind.
PROCESS WASTEWATERAny water, which during manufacturing or processing, comes into direct contact with or results from the production or use of any material, intermediate product, finished product, or waste product.
RECHARGEThe process by which groundwater is replenished by precipitation through the percolation of runoff and surface water through the soil.
STORMWATERAny surface flow, runoff, and drainage consisting entirely of water from precipitation or snowmelt.
TOXIC OR HAZARDOUS MATERIAL OR WASTEAny material, which because of its quantity, concentration, chemical, corrosive, flammable, reactive, toxic, infectious or radioactive characteristics, either separately or in combination with any substance or substances, constitutes a present or potential threat to human health, safety, welfare, or to the environment. Toxic or hazardous materials include any synthetic organic chemical, petroleum product, heavy metal, radioactive or infectious waste, acid and alkali, and any substance defined as toxic or hazardous under MGL c.
21C and c. 21E, and the regulations at 310 CMR
30.000 and 310 CMR
40.0000.
WATERCOURSESA natural or man-made channel through which water flows or a stream of water, including a river, brook or underground stream.
WATERS OF THE COMMONWEALTHAll waters within the jurisdiction of the commonwealth, including, without limitation, rivers, streams, lakes, ponds, springs, impoundments, estuaries, wetlands, coastal waters, and groundwater.
WASTEWATERAny sanitary waste, sludge, or septic tank or cesspool overflow, and water that during manufacturing, cleaning or processing, comes into direct contact with or results from the production or use of any raw material, intermediate product, finished product, by-product or waste product.