For the purpose of this chapter, the following definitions shall apply unless the context clearly indicates or requires a different meaning.
AQUIFER. A geologic formation, group of formations or part of a formation capable of storing and yielding a significant amount of groundwater to wells or springs.
BEST MANAGEMENT PRACTICE. Measures, either managerial or structural to prevent or reduce pollution inputs to soil, surface water or groundwater.
DEVELOPMENT. The carrying out of any construction, reconstruction, alteration of surface of structure or change of land use or intensity of use.
ENVIRONMENTAL CONTAMINATION. The release of a hazardous substance, or the potential release of a discarded hazardous substance, in a quantity, which is or may become injurious to the environment, or to the public health, safety, or welfare.
FACILITY. Any building, structure, or installation from which there may be a discharge of pollutants.
HAZARDOUS SUBSTANCE. A chemical or other material which is or may become injurious to the public health, safety, or welfare, or to the environment. The term HAZARDOUS SUBSTANCE includes, but is not limited to, hazardous substances as defined in the comprehensive environmental response, compensation, and liability act of 1980, Public Law 96-510, 94 Stat.2767; "hazardous waste" as defined in the Hazardous Waste Management Act, Act No. 64 of the Public Acts of1979, being sections 199.501 to 199.551 of the Michigan Compiled Laws; "petroleum" as defined in the Leaking Underground Storage Tank Act, Act No. 478 of the Public Acts 19888, being sections 299.831 to 299.850 of the Michigan Compiled Laws.
PRIMARY CONTAINMENT FACILITY. A tank, pit, container, pipe, or vessel of first containment of a hazardous substance.
SECONDARY CONTAINMENT FACILITY. A second tank, catchment pit, pipe or vessel that contains liquid or chemical leaking or leaching from a primary containment area. Containment systems shall be constructed of materials of sufficient thickness, density and composition to prevent the discharge to land, ground waters, or surface waters, of any pollutant which may emanate from said storage container or containers.
UNDERGROUND STORAGE TANK SYSTEMS. A tank or combination of tanks, including underground pipes connected to the tank or tanks, which is, was, or may have been used to contain an accumulation of hazardous substances, as defined in Part 213 of the State of Michigan Natural Resources and Environmental Protection Act, 1994 Public Act 451, as amended.
USED OIL. Any oil which had been (a) refined from crude oil, (b) used, and (c) because of such use contaminated by physical or chemical impurities.
WELL. A permanent or temporary opening in the surface of the earth for removing fresh water, testing water quality, measuring water characteristics, liquid recharge, waste disposal, or dewatering purpose during construction, as defined in the Michigan Water Well Construction and Pump Installation Code, Part 127, Act 368 of the Public Acts of 1978, as amended, and rules.
WELLHEAD PROTECTION AREA (WHPA). The area around and upgradient from the public water supply wells delineated by the ten-year travel time contour capture boundary.
(Ord. 6885, passed 4-10-2017)