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Version: May 19, 2022 <br /> 23. Food wastes. <br /> 24. Bark and other fibrous materials. <br /> 25. Lawn clippings, leaves, or branches. <br /> 26. Silt, sediment, concrete, cement or gravel. <br /> 27. Dyes. <br /> 28. Chemicals not normally found in uncontaminated water. <br /> 29. Any other process-associated discharge except as otherwise allowed in this section. <br /> 30. Any hazardous material or waste not listed above. <br /> B. Allowable Discharges. The following types of discharges shall not be considered illicit discharges for <br /> the purposes of this chapter unless the Director or designee determines that the type of discharge, <br /> whether singly or in combination with others, is causing or is likely to cause pollution of surface water or <br /> ground water: <br /> 1. Diverted stream flows. <br /> 2. Rising ground waters. <br /> 3. Uncontaminated ground water infiltration —as defined in 40 CFR 35.2005(b)(20). <br /> 4. Uncontaminated pumped ground water. <br /> 5. Foundation drains. <br /> 6. Air conditioning condensation. <br /> 7. Irrigation water from agricultural sources that is commingled with urban storm water. <br /> 8. Springs. <br /> 9. Uncontaminated water from crawl space pumps. <br /> 10. Footing drains. <br /> 11. Flows from riparian habitats and wetlands. <br /> 17 <br />