Learn the Issues
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114th Congress 2nd Session
This page will hold testimony statements for the 2nd session of the 114th Congress(2016)
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Distributed Generation of Electricity and its Environmental Impacts
Distributed generation refers to technologies that generate electricity at or near where it will be used. Learn about how distributed energy generation can support the delivery of clean, reliable power to additional customers.
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International Transport of Air Pollution
Draft Guidance on the Preparation of Clean Air Act Section 179B Demonstrations for Nonattainment Areas Affected by International Transport of Emissions
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Power Sector Programs
Learn more about Clear Air Markets Programs, including current programs, retired programs, related EPA programs, EPA tools and resources, and international efforts.
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Acid Rain
The causes of acid rain, how acid rain affects our environment and our health, and what regulatory actions have been put in place to reduce the pollutants that cause acid rain.
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Civil and Cleanup Enforcement Cases and Settlements
A searchable table of currently available Civil Cases and Settlements, including respondents, descriptions, associated order types, dates, statutes, and links (where applicable).
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CSAPR Compliance Year 2022 NUSA NODAs
This page contains links to NUSA Notices of Data Availability for the CSAPR 2022 compliance year.
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EPA Marks Cleanup Success at the Rowe Industries Groundwater Contamination Superfund Site
U.S. Environmental Protection Agency (EPA) is proposing to delete the Rowe Industries Groundwater Contamination Superfund site in Sag Harbor, New York, from the National Priorities List.
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2025 SO2 Allowance Auction
Find on this page the results of EPA's 2024 Acid Rain Program sulfur dioxide (SO2) allowance auction, which took place on March 26, 2024.
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SO2 Allowance Auctions
Find a list of links by date of the results of EPA's SO2 Allowance Auction, and EPA's allowance auction factsheet.
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La EPA elimina el Lugar Superfondo del Pozo Corozal de la Lista Nacional de Prioridades
En un paso que ilustra otro éxito del programa Superfondo, la Agencia de Protección Ambiental de EE. UU. (EPA, por sus siglas en inglés) está eliminando el lugar Superfondo del Pozo Corozal, situado en el municipio de Corozal, Puerto Rico, de la NPL.
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Learn about Lead
This page provides basic information on lead including what it is, where it is found, how one can be exposed, and the health effects associated with lead.
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Manitowoc Company Clean Air Act Settlement Summary
Manitowoc Company Clean Air Act Settlement Summary
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Air Emissions Factors Development and Use
This page includes basic information about air emissions factors and tools supporting the emission factor development process.
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EPA Deletes Corozal Well Superfund Site from National Priorities List
In a step that illustrates another Superfund success, U.S. Environmental Protection Agency (EPA) is deleting the Corozal Well Superfund site, located in the central mountain town of Corozal, Puerto Rico, from the National Priorities List (NPL).
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September—October 2019 Pacific Southwest Newsletter
Protecting Children, Restoring SF Bay, Revitalizing a City, and More!
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Oil and Gas Safety Alert: Public Safety at Oil and Gas Upstream Facilities
Safety alert on public safety at oil and gas upstream facilities.
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Do states require extra Tier II information?
Do states require additional information on the Tier II report? How can I find out about the state data requirements? Some states do want additional Tier II information; contact your state Tier II administrator to learn specific details. Tier2 Submit includes fields for the additional information requested or required by…
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Tier2 Submit validation error due to incorrect CAS number
What do I do if I get a validation error in Tier2 Submit due to an incorrect Chemical Abstracts Service (CAS) number? Your CAS number should be typed exactly as it appears on the substance's SDS. Review your safety data sheet (SDS) to see if the CAS number was typed…
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Attaching Site Plan Using Tier2 Submit
Tier2 Submit does allow a user to attach and submit a site plan with the Tier II inventory information. However, before using Tier2 Submit to submit a site plan, the facility should check with the relevant State or Tribal Emergency Response Commission ( SERC or TERC) and/or their state or…