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EPA Region 10 (Pacific Northwest)

Serving Alaska, Idaho, Oregon, Washington, and 271 Tribal Nations

Sawtooth Mountains near Stanley, Idaho.
Coronavirus (COVID-19) Information
  • Read COVID-19 health and safety guidance for EPA employees and visitors to EPA facilities.
  • Visit EPA’s Coronavirus (COVID-19) website for information and resources.
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Key Issues

  • Bristol Bay
  • Columbia River
  • Puget Sound
  • Tribal Programs
  • Coeur d'Alene Basin/Bunker Hill
  • Duwamish River
  • Portland Harbor

Learn more about our work in Alaska, Idaho, Oregon, and Washington.


News Releases

  • 1023 Diesel & Fleet of Wasilla, AK., fined $65,000 for Clean Air Act Violations

  • EPA awards $26M in Bipartisan Infrastructure Law funds to protect, improve water quality in Idaho 

  • EPA proposes partial approval, disapproval of Alaska’s air plan for Fairbanks North Star Borough

  • EPA and IHS fully fund new $23M Warm Springs water treatment plant

  • EPA selects City of Tacoma for $500,000 in Brownfield Environmental Job Training Grants

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Public Comment Opportunities

  • Proposed Permit for Kamiah Wastewater Treatment Plant in Idaho

  • Proposed Settlement with Brighton Development Inc. for Clean Water Act Violations in Idaho

  • Proposed Corrective Action Plan for Former Makah Air Force Station in Washington

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Contact Us to ask a question, provide feedback, or report a problem.
Last updated on May 12, 2022
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