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EPA Region 9 (Pacific Southwest)

San Francisco to Oakland Bay Bridge
EPA’s Pacific Southwest (Region 9) implements and enforces federal environmental laws in Arizona, California, Hawaii, Nevada, the Pacific Islands, and 148 Tribal Nations.

Map of EPA Region 9ArizonaCaliforniaHawaiiNevada
Arizona, California, Hawaii, Nevada, Pacific Islands, 148 Tribes

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  • Navajo Nation: Cleaning Up Abandoned Uranium Mines
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Latest Pacific Southwest News

  • EPA Proposes Former Uranium Mining District on Navajo Nation for Superfund National Priorities List

  • EPA Announces $3 Million for Hawaii to Plan Innovative Climate Projects Across the State

  • EPA Announces Virtual Listening Session on PFAS Strategic Roadmap for Pacific Southwest

  • EPA Settles Claims with Six California Animal Fat and Vegetable Oil Companies

  • In the Pacific Southwest, Toxic Chemical Releases Decreased Slightly in 2021 According to EPA Data

All Pacific Southwest News Releases

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Last updated on January 25, 2023
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