Learn the Issues
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EPA in the Pacific Southwest Videos
Videos highlighting projects, events and environmental issues in or related to the EPA's Pacific Southwest (Region 9).
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Indian Environmental General Assistance Program (GAP)
Indian General Assistance Program, GAP funding, Tribal Capacity, GAP Performance Measures, Tribal Environmental Programs, Tribal Capacity Development.
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Air Permits Issued By EPA Region 10
Clean Air Act permits issued by EPA's Region 10 office for facilities in Alaska, Idaho, Oregon, and Washington.
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Nonattainment Areas for Criteria Pollutants (Green Book)
Areas of the country where air pollution levels persistently exceed the national ambient air quality standards may be designated "nonattainment." This site provides current information on nonattainment areas by state and pollutant.
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Red Hill Bulk Fuel Storage Facility in Hawai'i
Learn about EPA’s work to regulate and clean up the contamination caused by Red Hill Facility fuel releases, including the 2021-2022 drinking water emergency, plans for defueling and closing the Facility, and the 2015 and 2023 Consent Orders.
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Public Engagement
EPA and Hawai'i Department of Health are providing periodic updates to keep the public informed of the major progress being made to protect public health and the environment at the Red Hill facility.
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Webinar: Red Hill Drinking Water Report
The EPA Pacific Southwest (Region 9) Drinking Water Team will present highlights of the Red Hill Final Drinking Water Report. Following the presentation, EPA, DOH, and Navy subject matter experts will be on hand to answer questions.
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Renovation, Repair and Painting Program: Contractors
This page describes EPA's Renovation, Repair and Painting Program Rule requirements for contractors.
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EPA Concludes Drinking Water Has Been Free of Fuel Contamination Since 2022, in Wake of Red Hill Release
Following rigorous assessment of public water systems impacted by 2021 Red Hill fuel release, EPA issues final drinking water report
U.S. EPA is releasing its final drinking water report on the Joint Base Pearl Harbor-Hickam (JBPHH) and Aliamanu Military Reservation (AMR) public water systems, which were impacted by the 2021 fuel release from the Red Hill Bulk Fuel Storage Facility.
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Congressional and Intergovernmental Relations
Congressional and Intergovernmental Relations
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Drinking Water System Compliance at Joint Base Pearl Harbor-Hickam
Overview of the drinking water emergency affecting Joint Base Pearl Harbor-Hickam, with links to resources and news releases, and a description of what EPA is doing to assist our federal and state partners.
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Bringing the Benefits of Energy Efficiency and Renewable Energy to Low-Income Communities: Case Studies and Program Profiles
Helps state and local staff connect with EPA initiatives that can assist them in expanding or developing their own EE/RE energy and climate initiatives in ways that benefit low-income communities.
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American Iron and Steel Requirement - Waiver Requests Received by EPA
AIS waiver requests received by EPA
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January–March 2026 Newsletter
See our first newsletter of 2026 for stories on progress at cleanup sites in California and Arizona, and more!
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Pacific Southwest (Region 9) Media Center
News media, state and local officials, and others can find press releases, media events and contacts in EPA's Pacific Southwest. Additional resources include newsletters, annual reports, and library services that support regional activities.
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Pacific Southwest (Region 9) Newsletters
Monthly newsletters from EPA's Pacific Southwest, Region 9.
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Brownfields and Land Revitalization in EPA Region 8
EPA Region 8 manages Brownfields and Land Revitalization programs in Colorado, Montana, North Dakota, South Dakota, Utah and Wyoming.
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Brownfields and Land Revitalization in EPA Region 6
EPA Region 6 (South Central) Brownfields
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A Sediment Testing Reference Area Database for the Guam Deep Ocean Disposal Site (G-DODS)
EPA established and maintains this Guam Deep Ocean Disposal Site (G-DODS) reference area database of previously collected sediment test data. Several sets of sediment test data have been successfully collected from the G-DODS reference area.
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EPA in Colorado
Portal for news and information about EPA's efforts in Colorado and Colorado environmental conditions.