§ 36-176. Illicit discharges; exemptions.

(a)

Illicit discharges. No person shall throw, drain, or otherwise discharge, cause, or allow others under his control to throw, drain, or otherwise discharge into the separate storm sewer system any pollutants or waters containing any pollutants, other than stormwater.

(b)

Exemptions. The following discharges are exempt from the prohibition provision in subsection (a) of this section:

(1)

Water line flushing performed by a government agency, other potable water sources, landscape irrigation or lawn watering, diverted stream flows, rising groundwater, groundwater infiltration to storm drains, uncontaminated pumped groundwater, foundation or footing drains (not including active groundwater dewatering systems), crawl space pumps, air conditioning condensation, springs, natural riparian habitat or wetland flows, and any other water source not containing pollutants.

(2)

Discharges or flows from firefighting, and other discharges specified in writing by the city as being necessary to protect public health and safety.

(3)

The prohibition provision in subsection (a) of this section shall not apply to any nonstormwater discharge permitted under an NPDES permit or order issued to the discharger and administered under the authority of the state and the federal Environmental Protection Agency, provided that the discharger is in full compliance with all requirements of the permit, waiver, or order and other applicable laws and regulations, and provided that written approval has been granted for any discharge to the separate storm sewer system.

(Ord. of 4-2-2007(01), § 3.1)