For the purpose of this chapter, the following definitions shall apply unless the context clearly indicates or requires a different meaning.
BEST MANAGEMENT PRACTICES (BMPS).
(1) Schedules of activities, prohibitions of practices, general good housekeeping practices, pollution prevention and educational practices, maintenance procedures, and other management practices to prevent or reduce the discharge of pollutants directly or indirectly to storm water, receiving waters or storm water conveyance systems. BMPs also include treatment practices, operating procedures, and practices to control site runoff, spillage or leaks, sludge or water disposal or drainage from raw materials storage.
(2) STRUCTURAL BMPs are physical devices that are typically designed and constructed to trap or filter pollutants from storm water runoff or reduce runoff velocities.
(3) NON-STRUCTURAL BMPs are practices that typically focus on preserving open space, protecting natural systems and incorporate other existing landscape features to manage storm water runoff at its source.
CITY. The City of Mounds View, Minnesota, and its elected officials, officers, employees and agents.
CLEAN WATER ACT. The Federal Water Pollution Control Act (33 U.S.C. §§ 1251 et seq.), and any subsequent amendments thereto.
CONSTRUCTION ACTIVITY. Activities subject to NPDES construction permits. These include construction projects resulting in land disturbance of one acre or more. Such activities include, but are not limited to, clearing and grubbing, grading, excavating and demolition.
HAZARDOUS MATERIALS. Any material, including any substance, waste or combination thereof, which because of its quantity, concentration or physical, chemical or infectious characteristics may cause, or significantly contribute to, a substantial present or potential hazard to human health, safety, property or the environment when improperly treated, stored, transported, disposed of or otherwise managed.
ILLEGAL/ILLICIT DISCHARGE. Any direct or indirect non-storm water discharge to the storm drainage system, except as exempted in this subchapter.
ILLICIT CONNECTIONS. Either of the following:
(1) Any drain or conveyance, whether on the surface or subsurface, that allows an illegal discharge to enter the storm drainage system including, but not limited to, any conveyances that allow any non-storm water discharge of sewage, process wastewater and wash water to enter the storm drainage system, and any connections to the storm drainage system from indoor drains and sinks, regardless of whether the drain or connection had been previously allowed, permitted or approved by the city; and
(2) Any drain or conveyance connected from a commercial or industrial land use to the storm drainage system that has not been documented in plans, maps or equivalent records and approved by the city.
INDUSTRIAL ACTIVITY. Activities subject to NPDES industrial storm water permits, as defined in 40 C.F.R. § 122.26(b)(14).
MUNICIPAL SEPARATE STORM SEWER SYSTEM (MS4). The system of conveyances (including sidewalks, roads with drainage systems, municipal streets, catch basins, curbs, gutters, ditches, human-made channels or storm drains) owned and operated by the city and designed or used for collecting or conveying storm water, and that is not used for collecting or conveying sewage.
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES) STORM WATER DISCHARGE PERMIT. A permit issued by EPA (or by a state under authority delegated pursuant to 33 U.S.C. § 1342(b)) that authorizes the discharge of pollutants to waters of the United States, whether the permit is applicable on an individual, group or general area-wide basis.
NON-STORM WATER DISCHARGE. Any discharge to the storm drainage system that is not composed entirely of storm water.
PERSON. Any individual, association, organization, partnership, firm, corporation or other entity recognized by law and acting either as the owner or as the owner’s agent.
POLLUTANT. Anything that causes or contributes to pollution. POLLUTANTS may include, but are not limited to: paints, varnishes and solvents; oil and other automotive fluids; undiluted coal tar-based sealers or other products containing polycyclic aromatic hydrocarbons (PAHs); non-hazardous liquid and solid wastes and yard wastes; refuse, rubbish, garbage, litter or other discarded or abandoned objects and accumulations, so that same may cause or contribute to pollution; floatables; pesticides, herbicides and fertilizers; hazardous materials and wastes; sewage, fecal coliform and pathogens; dissolved and particulate metals; animal wastes; wastes and residues that result from constructing a building or structure; and noxious or offensive matter of any kind.
PREMISES. Any building, lot, parcel of land or portion of land whether improved or unimproved including adjacent sidewalks and parking strips.
STORM DRAINAGE SYSTEM. Publicly-owned facilities by which storm water is collected and/or conveyed, including, but not limited to, any roads with drainage systems, municipal streets, gutters, curbs, inlets, piped storm drains, pumping facilities, retention and detention basins, natural and human-made or altered drainage channels, reservoirs and other drainage structures.
STORM WATER. Any surface flow, runoff and drainage consisting entirely of water from any form of natural precipitation, and resulting from such precipitation.
STORM WATER POLLUTION PREVENTION PLAN (SWPPP). A document which describes the best management practices and activities to be implemented by a person or business to identify sources of pollution or contamination at a site and the actions to eliminate or reduce pollutant discharges to storm water, storm water conveyance systems and/or receiving waters to the maximum extent practicable.
WASTEWATER. Any water or other liquid, other than uncontaminated storm water, discharged from any premises.
(Prior Code, § 912.02)