Learn the Issues
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2017 Workshop for SF6 Emission Reduction Strategies
2017 Electric Power Systems Partnership Workshop agenda and proceedings for SF6 Emission Reduction Strategies
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2012 Workshop for SF6 Emission Reduction Strategies
Agenda for the 2012 Workshop for SF6 Emission Reduction Strategies
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EPS Partnership Awards
Past awards details from the Electric Power Systems Partnership to recognize Partners for their successes in SF6 management.
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2017 EPS Partnership Workshop Proceedings
Proceedings files from the 2017 Electric Power Systems Partnership Workshop.
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Acid Rain Program Historical Reports
View annual progress reports on emissions, compliance, market analyses, environmental results, and health results of the Acid Rain Program and related programs.
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2013 SO2 Allowance Auction
Learn the results of EPA's 2013 Acid Rain Program sulfur dioxide (SO2) allowance auction results.
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2003 SO2 Allowance Auction
Learn the results of EPA's 2003 Acid Rain Program sulfur dioxide (SO2) allowance auction results.
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2018 SO2 Allowance Auction
Find on this page the results of EPA's 2018 Acid Rain Program sulfur dioxide (SO2) allowance auction, which took place on March 27, 2018.
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2000 SO2 Allowance Auction
Learn the results of EPA's 2000 Acid Rain Program sulfur dioxide (SO2) allowance auction results.
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2020 SO2 Allowance Auction
Find on this page the results of EPA's 2020 Acid Rain Program sulfur dioxide (SO2) allowance auction, which took place on March 31, 2020
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2021 SO2 Allowance Auction
Find on this page the results of EPA's 2021 Acid Rain Program sulfur dioxide (SO2) allowance auction, which took place on March 30, 2021
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2016 SO2 Allowance Auction
On this page, find the results of EPA's 2016 SO2 Allowance Auction, which took place on March 29, 2016.
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2019 SO2 Allowance Auction
Find on this page the results of EPA's 2019 Acid Rain Program sulfur dioxide (SO2) allowance auction, which took place on March 26, 2019
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'The Flow' and Other Newsletters, Articles, and Webinars
Stay informed about the latest news from the Trash Free Waters program and our program partners with EPA's electronic newsletter: The Flow... of Trash Free Waters.
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2023 SO2 Allowance Auction
Find on this page the results of EPA's 2021 Acid Rain Program sulfur dioxide (SO2) allowance auction, which took place on March 30, 2021
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2004 SO2 Allowance Auction
Learn the results of EPA's 2004 Acid Rain Program sulfur dioxide (SO2) allowance auction results.
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CHP's Role in Decarbonization
Learn about CHP benefits, including increased efficiency, reduced emissions of greenhouse gases and other air pollutants, energy cost savings, and enhanced energy reliability.
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How to Cite This Source
This page will help users cite the information they find on the Acid Rain website.
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EPA Community Grants
EPA Community Grants
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Water Infrastructure Sector Workforce
A collection of resources detailing efforts to improve employment in the water sector.