Laws & Regulations
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RFC 18003 - Signed Response to W Gulledge of ACC, dated 12/13/2021
Signed response letter to Mr. William P. Gulledge on behalf of the Ethylene Oxide Panel for RFC 18003RFC 18003 - issued 12/13/2021
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Support Documents for the NPDES General Permit for Offshore Oil and Gas Operations in the Western Gulf of America (NPDES GMG290000)
These documents support EPA's decision to reissue the NPDES General Permit for Offshore Oil and Gas Operations in the Western Gulf of America.
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New York Impaired Waters List
The documents detail the New York impaired waters list.
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TSCA/SNAP Addendum
TSCA/SNAP Addendum
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Analysis of the Proposed Greenhouse Gas Standards and Guidelines
IPM analyses of the Proposed NSPS and Existing Source Rules
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Results using Post-IRA 2022 Reference Case
Download EPA's IPM v6 including documentation, overview, System Summary Report, .DAT, .RPE, .RPT files, Gas Report, State Level Emissions, Generation and Heat Input Summary.
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Results using EPA’s Power Sector Modeling Platform v6 - Summer 2021 Reference Case
Download EPA's IPM v6 including documentation, overview, System Summary Report, .DAT, .RPE, .RPT files, Gas Report, State Level Emissions, Generation and Heat Input Summary.
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Documentation for Base Case v.5.13: Generating Resources
View Chapter 4 of the documentation for EPA Power Sector Modeling Platform v.5.13, including associated attachments.
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Integrated Planning Model (IPM) Run Files for Supporting Scenarios
View links to download IPM run files for the scenarios that support development of the Clean Power Plan proposal.
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Analysis of the Final Greenhouse Gas Standards and Guidelines
IPM analyses of the Proposed NSPS and Existing Source Rules
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Response to Four Petitions for Reconsideration
EPA is partially denying four petitions for reconsideration and associated requests for administrative stay of the Federal "Good Neighbor Plan" for the 2015 Ozone NAAQS.
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Important Dates: Good Neighbor Plan NOx Ozone Season Group 3 Trading Program
Revised CSAPR Update 2021 dates
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Proposed State Budgets under the Revised Cross-State Air Pollution Rule Update
Revised Cross-State Air Pollution Rule Update Proposed State Budgets
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Final CSAPR Close-Out
This page includes information on the determination regarding Good Neighbor Obligations for the 2008 Ozone National Ambient Air Quality Standard.
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2010 SO2 Allowance Auction
Learn the results of EPA's 2010 Acid Rain Program sulfur dioxide (SO2) allowance auction results.
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2006 SO2 Allowance Auction
Learn the results of EPA's 2006 Acid Rain Program sulfur dioxide (SO2) allowance auction results.
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2012 SO2 Allowance Auction
Learn the results of EPA's 2012 Acid Rain Program sulfur dioxide (SO2) allowance auction results.
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2011 SO2 Allowance Auction
Learn the results of EPA's 2011 Acid Rain Program sulfur dioxide (SO2) allowance auction results.
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2009 SO2 Allowance Auction
Learn the results of EPA's 2009 Acid Rain Program sulfur dioxide (SO2) allowance auction results.
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2008 SO2 Allowance Auction
Learn the results of EPA's 2008 Acid Rain Program sulfur dioxide (SO2) allowance auction results.