Learn the Issues
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2015 AOC Investigation and Remediation: Groundwater Flow Patterns
Information and documents related to Red Hill Bulk Fuel Storage AOC SOW 7.1 and 7.2: Groundwater Flow and Fate and Transport Modeling.
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2015 Administrative Order on Consent
In response to the January 2014 fuel release from the Red Hill facility, EPA and Hawai'i Department of Health negotiated the 2015 Administrative Order on Consent with the U.S. Navy and the Defense Logistics Agency requiring actions to address.
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Red Hill Groundwater Results Application
This application combines multiple historical and current data sets that the Navy has made available online to provide you with a simple way to view up-to date information about groundwater quality around the Red Hill Bulk Fuel Storage Facility in Hawaiʻi.
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SO2 Data Requirements Rule: January 13, 2017 State Submittals
Documents submitted by states to meet the January 13, 2017 DRR submittal requirements
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About the California Clean Air Technology Initiative (CATI)
About the California Clean Air Technology Initiative: Aims, Members, History, and Objectives.
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Technical Support and Regulatory Assistance
EPA provides technical support and regulatory assistance for priority activities designed to address water quality and aquatic life protection in the San Francisco Bay Delta.
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EPA’s Role in Protecting the San Francisco Bay Delta Watershed
A description of EPA's oversight role in California, and some review and approval of California’s water quality programs and policies.
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Community Successes
Stories of SF Bay delta watershed individuals and communities who are working to improve the watershed.
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San Francisco Bay Delta Action Plan: Strengthen Estuarine Water Quality Standards
One of EPA's highest priorities in the San Francisco Bay Delta Estuary Watershed is ensuring water quality standards protect aquatic life beneficial uses.
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San Francisco Bay Delta Action Plan: Accelerate Water Quality Improvement
EPA is committed to accelerating water quality improvement and minimizing negative impacts to aquatic life from contaminants and other stressors in the Bay Delta Estuary by working with California Water Boards to strengthen water quality improvement plans.
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About the San Francisco Bay Delta Watershed
The San Francisco Bay Delta Watershed consists of several major waterways, including the Sacramento and San Joaquin Rivers and their tributaries
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Eastern Abandoned Uranium Mine Region
Information about the progress of EPA's cleanup in The Eastern AUM Region, which includes 101 mines roughly in the area between Gallup and the eastern edge of the Navajo Nation.
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Course Outline and Key Points for Particle Pollution
Course Outline/Key Points
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Particle Pollution and Cardiovascular Effects
Health Effects of PM in Patients with Cardiovascular Disease
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Process for Developing Improved Cordwood Test Methods for Wood Heaters
Process for Developing Improved Cordwood Test Methods for Wood Heaters document
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What You Can Do about Climate Change
Home page linking to pages with tips for fighting climate change at home, at the office, on the road and at school.
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What is a HEPA filter?
HEPA is a type of pleated mechanical air filter that is common in portable air cleaners, also known as air purifiers. It is an acronym for " high efficiency particulate air" filter, as officially defined by the U.S. Department of Energy. This type of air filter can theoretically remove at…
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Exploration of Aging and Toxic Response Issues: Final Report
Most physiological functions undergo deterioration with increasing adult age and this deterioration undoubtedly increases vulnerability to harmful environmental agents.
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Human Health Risk Assessment
This site will be linked off of the risk Microsite and will be where the 4 steps to HHRA, the guidelines to HHRA, links to models, tools, databases and HHRA examples.
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Conducting a Human Health Risk Assessment
This page provides the step-by-step instructions to how the EPA conducts a human health risk assessment with additional links to models, tools, databases and related products.