Collections and Lists
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Methane Emissions from the Oil and Gas Sector
EPA’s Voluntary Methane Programs encourage oil and natural gas companies to adopt cost-effective technologies and practices that improve operational efficiency and reduce emissions of methane, a potent greenhouse gas.
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Integrated Science Assessments (ISAs)
Integrated Science Assessments are reports that represent a concise evaluation and synthesis of the most policy-relevant science for reviewing the National Ambient Air Quality Standards for the six principal pollutants.
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Region 1 Quality Program Documents
Collection of documents for Region 1 Quality Program.
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Radiation Protection
EPA sets limits on environmental radiation from use of radioactive elements. The Radiation Protection website describes EPA's radiation protection activities, regulations and supporting information.
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2025 California Wildfires Videos
Videos about EPA's response to the 2025 Southern California Wildfires.
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Reports and Documents on Charles River
Read various reports and documents on the Charles River, including EPA Water Quality reports and links to the U.S Geological survey reports
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Ozone Layer Protection Milestones of the Clean Air Act
In 2020, EPA’s Stratospheric Protection Division highlights Title VI of the CAA and 30 years of achievements to restore the ozone layer and protect human health and the environment.
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Contact us about the Health of the Salish Sea Report
Contacts for the Health of the Salish Sea Report – a collaboration between the U.S. EPA and Environment and Climate Change Canada.
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Environmental Information for Massachusetts
Collection of environmental info links for Massachusetts
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Environmental Information for Maine
Collection of environmental info links for Maine
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Environmental Information for Connecticut
Collection of environmental info links for Connecticut
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Environmental Information for New Hampshire
Collection of environmental info links for New England
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Environmental Information for Rhode Island
Collection of environmental info links for Rhode Island.
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Contact Us about Resources for Small Businesses
This a contact us page for resources for small businesses
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Publications That Support Private Water Well Safety
This page contains a list of print and electronic publications related to private wells
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Partnerships
This page contains a list of members collaborative with the EPA for protecting source water as well as how the members work together and what goals they share.
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NPDES Permits around the Nation
Find National Pollutant Discharge Elimination System (NPDES) wastewater permits issued by EPA across the nation.
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Federal Air Rules for Indian Reservations (FARR) in Idaho, Oregon and Washington
Federal air rules for 39 indian reservations in Idaho, Oregon and Washington.
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Fiscal Year 2015 Pollution Prevention Grant Summaries
The Office of Pollution Prevention and Toxics is responsible for overseeing several grant programs for tribes and states which promote pollution prevention through source reduction and resource conservation.
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2020 Rest of River Revised Final Permit
View news and documents on the 2020 Rest of River Revised Final Permit.