Collections and Lists
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St. Louis River AOC
Describes history of the AOC, beneficial use impairments and sources of pollution.
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Retail Food Refrigeration
Retail food refrigeration, or commercial refrigeration, includes equipment designed to store and display chilled or frozen goods for commercial sale.
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MicroSAP and Companion Abbreviations and Acronyms
Definitions are provided for acronyms and abbreviations that are used throughout EPA's Selected Analytical Methods.
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NPDES Permits for Phase 2 Stormwater Program in Puerto Rico
EPA's 1999 stormwater Phase II regulations established small municipal separate storm sewer systems (MS4s) in urbanized areas, and small MS4s outside the urbanized areas that are designated by the permitting authority, to obtain NPDES permit coverage.
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Heat Island Effect
EPA's Heat Island Effect Site provides information on heat islands, their impacts, mitigation strategies, related research, a directory of heat island reduction initiatives in U.S. communities, and EPA's Heat Island Reduction Program.
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Case Studies for EPA’s Hydraulic Fracturing Study
Case Studies for EPA’s Hydraulic Fracturing Study
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Environmental Information for Colorado
This page contains environmental information for Colorado, including air, water, enforcement, cleanups, toxic releases, pesticides and grants.
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Environmental Information for South Dakota
This page contains environmental information for South Dakota, including air, water, enforcement, cleanups, toxic releases, pesticides and grants.
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Environmental Information for Utah
This page contains environmental information for Utah, including air, water, enforcement, cleanups, toxic releases, pesticides and grants
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Environmental Information for Wyoming
This page contains environmental information for Wyoming, including air, water, enforcement, cleanups, toxic releases, pesticides and grants.
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Environmental Information for Montana
This page contains environmental information for Montana, including air, water, enforcement, cleanups, toxic releases, pesticides and grants.
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Environmental Information for North Dakota
This page contains environmental information for North Dakota, including air, water, enforcement, cleanups, toxic releases, pesticides and grants.
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EPA Docket Center
The EPA Docket Center provides the public with access to agency information and rulemaking and non-rulemaking areas such as current and historical information on agency activities; and comments received from the public to inform agency decisions.
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Technical Assistance Providers Serving Tribes in Region 10
Listing of technical assistance providers for Tribes in EPA Region 10.
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Pompton Lakes Photo Gallery
This gallery provides representative photographs of the soil removal and dredging operations within the Pompton Lake Study Area (PLSA) performed starting in 2016 through the present. It will be periodically updated in conjunction with the progress of the
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Contact Us about Climate Change
Contact EPA about climate change.
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List of Tools Related to Landfill Gas and Waste Management
Find EPA and other tools to assist with the development of landfill gas energy projects, as well as other items related to landfills and organic waste.
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WIPP News
View documents and information related to the Waste Isolation Pilot Plant (WIPP).
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Toxic Substances Control Act (TSCA) Administration Fees
Learn about the types and levels of fees EPA collects for the administration of the Toxic Substances Control Act.
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Predictive Models and Tools for Assessing Chemicals under the Toxic Substances Control Act (TSCA)
EPA has developed databases and predictive models to help evaluate the hazard, exposure, and risk of chemicals released to the environment and how workers, the general public, and the environment may be exposed to and affected by them.