13.20.030 Definitions.
The terms used in this chapter shall have the following meanings:
“Best management practices (BMPs)” means activities, practices, and procedures to prevent or reduce the discharge of pollutants directly or indirectly to the municipal storm drain system and waters of the United States. Best management practices include but are not limited to: treatment facilities to remove pollutants from stormwater; operating and maintenance procedures; facility management practices to control runoff, spillage or leaks of nonstormwater, waste disposal, and drainage from materials storage; erosion and sediment control practices; and the prohibition of specific activities, practices, and procedures and such other provisions as the City determines appropriate for the control of pollutants.
“City” means the City of Sebastopol.
“Clean Water Act” means the Federal Water Pollution Control Act (33 U.S.C. Section 1251 et seq.), and any subsequent amendments thereto.
“Construction activity” means activities subject to NPDES construction permits. These include construction projects resulting in land disturbance of one or more acres. Such activities include but are not limited to clearing and grubbing, grading, excavating, and demolition.
“Discharger” means any individual or private or public facility that releases, spills, leaks, pumps, flows, dumps, or disposes of any substance into the City’s storm drain system.
“Hazardous materials” means 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 (California Health and Safety Code Section 25117).
“Illegal discharge” means any direct or indirect nonstormwater discharge to the storm drain system, except as exempted in SMC 13.20.060(B)(1), (2) and (3).
“Illicit connections” is defined as either of the following:
1. Any drain or conveyance, whether on the surface or subsurface, which allows an illegal discharge to enter the storm drain system including but not limited to any conveyances which allow any nonstormwater discharge including sewage, process wastewater, and wash water to enter the storm drain system and any connections to the storm drain system from indoor drains and sinks, regardless of whether said drain or connection had been previously allowed, permitted, or approved by a government agency; or
2. Any drain or conveyance connected from a commercial or industrial land use to the storm drain system which has not been documented in plans, maps, or equivalent records and approved by the City.
“Industrial activity/discharger” means any public or private activity/facility which is associated with any of the 11 categories of activities defined by 40 CFR Section 122.26(b)(14), and required to obtain an NPDES permit.
“National pollutant discharge elimination system (NPDES) stormwater discharge permits” means general, group, and individual stormwater discharge permits which regulate facilities de fined in Federal NPDES regulations pursuant to the Clean Water Act. The California Regional Water Quality Control Board, North Coast Region (hereinafter, Regional Board) and the State Water Resources Control Board have adopted general stormwater discharge permits, including but not limited to the general construction activity and general industrial activity permits.
“Nonstormwater discharge” means any discharge to the storm drain system that is not com posed entirely of stormwater or any release of pollutants that potentially or actually discharges to the City’s storm drain system.
“Pollutant” means anything that causes or contributes to pollution. Pollutants may include, but are not limited to: paints, varnishes, and solvents; oil and other automotive fluids; nonhazardous liquid and solid wastes and yard wastes; refuse, rubbish, garbage, litter, or other discarded or abandoned objects, articles, and accumulations, so that same may cause or contribute to pollution; floatables; pesticides, herbicides, and fertilizers; hazardous substances and wastes; sewage, fecal coliform and pathogens; dissolved and particulate metals; animal wastes; wastes and residues that result from constructing a building or structure (including but not limited to sediments, slurries, and concrete rinsates); and noxious or offensive matter of any kind.
“Pollution” means the human-made or human-induced alteration of the quality of waters by waste to a degree which unreasonably affects, or has the potential to unreasonably affect, either the waters for beneficial uses or the facilities which serve these beneficial uses (California Water Code Section 13050).
“Porter-Cologne Act” means the Porter-Cologne Water Quality Control Act, as amended (California Water Code Section 13000 et seq.).
“Premises” means any building, lot, parcel of land, or portion of land whether improved or unimproved including adjacent sidewalks and parking strips.
“Program leader” means the Engineering Director or other person designated by the City Manager to administer the City’s stormwater management program.
“Storm drain system” means publicly owned facilities operated by the City or by the State of California Department of Transportation by which stormwater 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 humanmade or altered drainage channels, reservoirs, and other drainage structures which are within the City and are not part of a publicly owned treatment works as defined at 40 CFR Section 122.2.
“Stormwater” means any surface flow, runoff, and drainage consisting entirely of water from rainstorm events.
“Waters of the United States” means surface watercourses and water bodies as defined at 40 CFR Section 122.2, including all natural waterways and definite channels and depressions in the earth that may carry water, even though such waterways may only carry water during rains and storms and may not carry stormwater at and during all times and seasons. (Ord. 1068, 2014)