No person shall place, drain or otherwise discharge, cause or allow others under their control to place, drain or otherwise discharge into the storm drainage system or MS4 any pollutants or waters containing any pollutants, other than normal stormwater unless specifically exempted in this section.
A. The following discharges into the MS4 or the storm drainage system shall be prohibited:
1. Discharges that are not a direct result of precipitation and or snow melt within the drainage area of the MS4.
2. Discharges from an illicit connection.
B. The following discharges are exempt from discharge prohibitions established herein, provided they do not cause an adverse effect on water quality as determined by the Director:
1. Discharges caused by units of local government, governmental agencies and stormwater management agencies as part of their standard operations in compliance with all applicable regulations.
2. Discharges required by law or authorized by permit, including any non-stormwater discharge permitted under an NPDES permit, waiver or waste discharge order issued to the discharger and administered by the USEPA and/or IEPA.
3. Water line and fire hydrant flushing.
4. Landscape irrigation water.
5. Rising ground waters.
6. Ground water infiltration.
7. Pumped ground water.
8. Discharges from potable water sources.
9. Foundation drains.
10. Air conditioning condensation.
11. Irrigation water (except for wastewater irrigation).
12. Springs.
13. Water from crawl space pumps.
14. Footing drains.
15. Storm sewer cleaning water.
16. Water from individual residential car washing.
17. Routine external building washdown, which does not use detergents.
18. Flows from riparian habitats and wetlands.
19. Dechlorinated pH neutral swimming pool discharges.
20. Residual street wash water.
21. Discharges or flows from firefighting activities.
22. Dechlorinated water reservoir discharges.
23. Pavement washwaters where spills or leaks of toxic or hazardous materials have not occurred (unless all spilled material has been removed).
24. Discharges associated with dye testing of water line, sanitary sewers, storm sewers, private drains or septic systems; however, this activity shall not take place until the discharger, or tester, has provided notification to the Department at least two (2) full business days prior to the test date, unless an emergency situation does not allow time for such notification.
25. Other discharges approved by the Department as being substantially like any of the discharge types enumerated in this section. (Ord. 20-3011, 7-27-2020)