Learn the Issues
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2018-2019 National Rivers and Streams Assessment - Fish Tissue Study
As part of the National Rivers and Streams Assessments (NRSA), the EPA conducts fish tissue contamination studies to evaluate the potential health impacts for people who eat fish.
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2013-2014 National Rivers and Streams Assessment Fish Tissue Study
As part of the National Rivers and Streams Assessments (NRSA), the EPA conducts fish tissue contamination studies to evaluate the potential health impacts for people who eat fish.
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Air
Air
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What You Can Do About Climate Change — Waste
Waste tips for fighting climate change at home, at the office, on the road and at school.
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U.S. Commonwealth of Virginia Coal Combustion Residuals Permit Program
information about Wyoming's application submitted for EPA approval for WY to permit coal ash units
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Land
Land
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ICIS-NPDES Search User Guide
The Permit Compliance System (PCS) provides information on companies which have been issued permits to discharge waste water into rivers.
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Air Quality Resources for Tribes in Region 10
EPA resources for managing air-related environmental issues on tribal lands in Alaska, Idaho, Oregon, and Washington.
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PWS-AO-2026-010: Arizona Village Public Water System
Emergency Administrative Order in the matter of Fort Mojave Tribal Utilities Authority Arizona Village Public Water System. PWS ID #090400300. Docket No. PWS-AO-2026-010.
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RTOC Meeting Materials: Summer 2024
Documents related to the Summer 2024 Regional Tribal Operations Committee (RTOC) meeting in EPA's Pacific Southwest, Region 9.
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Responding to Harmful Algal Blooms in Wyoming and on Tribal Lands in EPA Region 8
The Harmful Algal Blooms – Special Sampling and Response Actions webpage contains information about Background on Harmful Algae in Surface Waters and What to Do if Your System Has Indicators of an Algal Bloom.
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EPA Authorizes Alaska to Administer Federal Hazardous Waste Program
EPA's announcement granting Alaska final authorization to administer the Resource Conservation and Recovery Act (RCRA) Subtitle C hazardous waste management program.
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Air Quality Implementation Plans
States must develop plans to attain and maintain air quality standards. These plans, known as SIPs, are submitted to EPA for approval. This web site contains information about this process and the current status of the state submittals.
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Outdoor Air Monitoring Data in the Willowbrook Community
Results of ambient air monitoring for ethylene oxide in Willowbrook, IL and surrounding communities
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Tribal Air and Climate Resources
This site provides technical information to support air quality protection programs in Indian Country including regulations, data, and implementation support.
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ECM for Veratrine (Veratridine) & Veratric Acid in Soil & Sediment - MRID 51457863
Environmental chemistry methods for Veratrine (Veratridine) & Veratric Acid in Soil & Sediment - MRID 51457863
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ECM for Veratrine (Veratridine) & Veratric Acid in Water - MRID 51457864
Environmental chemistry methods for Veratrine (Veratridine) & Veratric Acid in Water - MRID 51457864
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EPA announces over $11.5M in Solid Waste Infrastructure for Recycling grants to Tribes in Alaska, Idaho, and Washington
EPA announced $11,563,595 in grants for Tribes and Intertribal Consortia in Alaska, Idaho, and Washington through the Solid Waste Infrastructure for Recycling (SWIFR) grant program.
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Technical Assistance Needs Assessments (TANAs)
Learn about Technical Assistance Needs Assessments (TANAs), which identify community needs for EPA support in the Superfund decision-making process. View examples of TANAs in communities and a comprehensive list of all TANA sties.
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Learn About The Superfund Job Training Initiative
The Superfund Job Training Initiative (SuperJTI) program combines extensive classroom instruction with hands-on training exercises for each participant. Learn more about the program here.