- Discharges from firefighting activities
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- Flows from riparian habitats and wetlands
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- Potable water sources including water line flushing
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- Uncontaminated water from foundations or from footing drains
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- Irrigation drainage
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- Lawn watering
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- Air-conditioning condensate
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- Dechlorinated swimming pool discharges
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- Springs
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- Uncontaminated groundwater
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- Water from crawl space pumps
|
- Water from individual residential car washing
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- Pavement wash waters where spills or leaks of toxic or hazardous
materials have not occurred (unless all spill material has been removed)
and where detergents are not used
|
- Routine external building wash down (which does not use detergents
or other compounds)
|