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85 -8. Exemptions <br /> A. Discharge or flow resulting from firefighting activities. <br /> B. The following non-stormwater discharges or flows are exempt from the prohibition of <br /> non-stormwaters provided that the source is not a significant contributor of a pollutant <br /> to the municipal storm drain system: <br /> 1) Waterline flushing; <br /> 2) Flow from potable water sources; <br /> 3) Springs; <br /> 4) Natural flow from riparian habitats and wetlands; <br /> 5) Diverted stream flow; <br /> 6) Rising groundwater; <br /> 7) Uncontaminated groundwater infiltration as defined in 40 CFR 35.2005(20), or <br /> uncontaminated pumped groundwater; <br /> 8) Water from exterior foundation drains,footing drains (not including active groundwater <br /> dewatering systems), crawl space pumps, or air conditioning condensation; <br /> 9) Discharge from landscape irrigation or lawn watering; <br /> 10)Water from individual residential car washing; <br /> 11) Discharge from dechlorinated swimming pool water (less than one ppm chlorine) <br /> provided the water is allowed to stand for one week prior to draining and the pool is <br /> drained in such a way as not to cause a nuisance; Discharge from street sweeping; <br /> 12) Dye testing, provided verbal notification is given to the DPW prior to the time of the <br /> test; <br /> 13) Non-stormwater discharge permitted under an NPDES permit or a Surface Water <br /> Discharge Permit, waiver, or waste discharge order administered under the authority of <br /> the United States Environmental Protection Agency or the Department of Environmental <br /> Protection, provided that the discharge is in full compliance with the requirements of <br /> the permit, waiver, or order and applicable laws and regulations; and <br /> 14) Discharge for which advanced written approval is received from the DPW as necessary <br /> to protect public health, safety, welfare or the environment. <br /> 85 -9. Emergency Suspension of Storm Drainage System Access <br /> The DPW may suspend municipal storm drain system access to any person or property without prior <br /> written notice when such suspension is necessary to stop an actual or threatened discharge of <br /> pollutants that presents imminent risk of harm to the public health, safety,welfare or the environment. <br /> In the event any person fails to comply with an emergency suspension order, the Authorized <br /> Enforcement Agency may take all reasonable steps to prevent or minimize harm to the public health, <br /> safety, welfare or the environment. <br /> 7 <br />