20-1.2   Definitions.
   The following words and phrases when used in this chapter shall be as defined herein. Words and phrases in this chapter and not otherwise defined shall be interpreted as defined in the regulations issued by the U.S. Environmental Protection Agency to implement the provisions of the Federal Clean Water Act, and as defined by the State Water Resources Control Board to implement the Porter-Cologne Act.
   Best management practices or "BMP" are structural devices, measures, stormwater management facilities, activities, prohibitions, or practices; general good housekeeping, pollution prevention practices, maintenance procedures, and other management practices, to prevent or reduce the discharge of pollutants directly or indirectly to watercourses, water bodies, and wetlands.
   Development runoff requirements shall mean the provisions in the Town's NPDES permit that contain performance standards to address both the construction and post-construction phase impacts of new projects and redeveloped projects on stormwater quality.
   Director shall mean the City Engineer of the Town of Danville or his or her designee.
   Enforcement officer or Officer shall mean those individuals designated by the Director to act as authorized enforcement officers.
   Guidebook shall mean the most recent version of the Contra Costa Clean Water Program Stormwater C.3. Guidebook.
   Non-stormwater discharge is any addition of any pollutant to the Town's stormwater system, except discharges pursuant to a NPDES permit, or discharges further exempted in Section 20-1.6c and d of this chapter.
   Pollutant shall mean any material other than stormwater including, but not limited to, petroleum products or by-products, solid waste, incinerator residue, sewage, sewage sludge, heat, chemical waste, biological materials, radioactive materials, wrecked or discarded equipment, rock, sand, soil and industrial, municipal or agricultural waste discharged into the water or stormwater system.
   Premises shall mean any building, structure, facility, or installation, (including a building's grounds or other appurtenances), and adjacent sidewalks and parking strips.
   Responsible person shall mean the owner or occupant of any premises or any person who engages in any activity from which there is or may be a non-stormwater discharge or any person who releases pollutants to the Town's stormwater system.
   Stormwater shall mean flow on the surface of the ground resulting from precipitation.
   Stormwater control plan shall mean a plan that meets those criteria contained in the most recent version of the Contra Costa Clean Water Program Stormwater C.3. Guidebook.
   Stormwater management facility shall mean any device that utilizes detention, retention, filtration, harvest for reuse, evapotranspiration or infiltration to provide treatment (and/or control volume, flows, and durations) of stormwater for purposes of compliance with development runoff requirements.
   Stormwater system is that system of facilities by which stormwater may be conveyed to any stream, watercourse, other body of water or
   wetlands, including flood control channels, any roads with drainage systems, town streets, catch basins, curbs, gutters, ditches, improved channels, storm drains or storm drain system, which are not part of a Publicly Owned Treatment Works ("POTW") as that term is defined in 40 CFR section 122.2.
   Town's NPDES permit shall mean the NPDES permit issued to the Town of Danville, Permit No. CAS612008 and any subsequent amendment, reissuance or successor to this NPDES permit.
(Ord. 2013-03, § 2)