(A) The construction, use, maintenance or continued existence of illicit connections to the municipal separate storm sewer system is prohibited. This prohibition expressly includes, without limitation, illicit connections made in the past, regardless of whether the connection was permissible under law or practices applicable or prevailing at the time of connection.
(B) Prohibited non-stormwater discharges shall include, but shall not be limited to, sanitary wastewater, car wash wastewater, radiator flushing disposal, spills from roadway accidents, carpet cleaning wastewater, effluent from septic tanks, improper oil disposal, laundry wastewater/gray water, or improper disposal of auto and household toxics.
(C) The Town shall take appropriate steps to detect and minimize illicit connections to the Town MS4, including the adoption of programs to identify illicit discharges and their source or sources, and to provide for public education, public information and other appropriate activities to facilitate the proper management and disposal of used oil, toxic materials and household hazardous waste.
(D) The commencement, conduct or continuance of any non-stormwater discharge to the municipal separate storm sewer system is prohibited except as described as follows:
(1) Water line flushing or other potable water sources;
(2) Landscape irrigation or lawn watering with potable water;
(3) Diverted stream flows;
(4) Rising ground waters;
(5) Uncontaminated ground water infiltration;
(6) Uncontaminated pumped ground water;
(7) Discharges from potable water sources;
(8) Uncontaminated air conditioning condensate;
(9) Irrigation water;
(10) Springs;
(11) Water from crawl spaces;
(12) Foundation or footing drains;
(13) Lawn watering;
(14) Individual residential car washing;
(15) Flows from riparian habitats and wetlands;
(16) Dechlorinated swimming pool discharges;
(17) Street wash water;
(18) Discharges or flows from fire fighting activities;
(19) Dye testing is an allowable discharge with written permission from the Town;
(20) Other discharges authorized by the Construction General Permit (CGP):
(21) Dewatering of work areas of collected stormwater and ground water (filtering or chemical treatment may be necessary prior to discharge);
(22) Waters used to wash vehicles (of dust and soil, not process materials such as oils, asphalt or concrete) where detergents are not used and detention and/or filtering is provided before the water leaves the site;
(23) Routine external building washing that does not use detergents or other chemicals;
(24) Uncontaminated groundwater or spring water; and
(25) Any other uncontaminated water source.
(E) Any person responsible for a property or premises, which is, or may be, the source of an illicit discharge, may be required to implement, at the person's expense, the BMPs necessary to prevent the further discharge of pollutants to the municipal separate storm sewer system.
(F) Compliance with all terms and conditions of a valid NPDES permit authorizing the discharge of stormwater associated with industrial activity, to the extent practicable, shall be deemed in compliance with the provisions of this section.
(G) Discharges from existing BMPs that have not been maintained and/or inspected in accordance with this chapter shall be regarded as illicit.
(Ord. 2012-18, passed 11-12-12)