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Contact EPA Pacific Southwest Air Program

Pacific Southwest, Region 9

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

Air Programs

Air Permits Quick Finder
Air Home Carbon Monoxide Poisoning Clean Air Act Cleanup-Clean Air Indoor Air Quality New Source Review Part 71 Permits PSD Program Overview PSD Permits Title V Permits Transportation and Air Quality West Coast Collaborative Exiting EPA (disclaimer)Air Topics Index

Programs & Resources

Dust Suppressant Study

In September 2008, EPA finalized the report “Testing of Dust Suppressants for Water Quality Impacts” (PDF). The study presents an examination of how the application of dust suppressants for improved air quality may also affect water quality and aquatic life.

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