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Contact EPA Pacific Southwest Water Division

Pacific Southwest, Region 9

Serving: Arizona, California, Hawaii, Nevada, Pacific Islands, Tribal Nations

Pretreatment Program

Pretreatment Quick Finder
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Discharger Information

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This page contains information regarding the environmental standards and water pollution control techniques that apply to non-domestic wastewater that is discharged to municipal sanitary sewer systems.


Contact Information
Pretreatment contacts

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