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National Pollutant Discharge Elimination System (NPDES)

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NPDES Permits by State (Draft and Final)

Industrial Pretreatment Program

The Pretreatment Program controls and minimizes the loading of pollutants to publicly owned treatment works from industrial, non-domestic sources to protect against operational, water quality, biosolids quality and worker health and safety problems.

State NPDES Programs

All the Region 5 states are authorized to administer the NPDES Program Exit EPA


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