Laws & Regulations
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Regulatory Impact Analysis for the Final Revised Cross-State Air Pollution Rule (CSAPR) Update for the 2008 Ozone NAAQS
Regulatory Impact Analysis for the Final Revised Cross-State Air Pollution Rule (CSAPR) Update for the 2008 Ozone NAAQS
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EPA Completes Third Round of Sulfur Dioxide Designations
Information about EPA's third round of final area designations for the 2010 sulfur dioxide air quality standard.
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EPA Extends Date of Designations for 2010 Primary Sulfur Dioxide Standard
EPA Extends Date of Designations for 2010 Primary SO2 Standard
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Cyprus Specialty Metals Company/Roquette America, Inc. Facility, Keokuk, Lee County, Iowa - Fact Sheet, July 2019
Public Comment Period for Draft RCRA Post-Closure Permit
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NPDES Permit for Warm Springs Wastewater Treatment Plant in Oregon
EPA's NPDES wastewater permit for the Confederated Tribes of the Warm Springs Reservation of Oregon wastewater treatment plant in Warm Springs, Oregon.
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Letters initiating Clean Water Act 404(c) review of mining at Pebble deposit
Correspondence between EPA and the Pebble Limited Partnership and the State of Alaska initiating review under section 404(c) of the Clean Water Act of potential adverse environmental effects associated with mining the Pebble deposit in southwest Alaska.
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NPDES Permit for City of Nezperce Wastewater Treatment Plant in Idaho
EPA's NPDES permit for City of Nezperce wastewater treatment plant in Idaho.
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NPDES Permit for Leavenworth National Fish Hatchery in Washington
NPDES permit and associated documents for Leavenworth National Fish Hatchery in Leavenworth, Washington.
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Renovation Program Newsletter Archive
firm trainer newsletter archive
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Intended Sulfur Dioxide Area Designations – August 2017
Recommendations for Areas to be Designated “Nonattainment” for the 2010 National Air Quality Standard for Sulfur Dioxide
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Intended Sulfur Dioxide Area Designations - Feb 2016
Intended SO2 Area Designations - Feb 2016
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Recommendations for Areas to be Designated Nonattainment for the 2010 National Air Quality Standard for Sulfur Dioxide
Recommendations for Areas to be Designated “Nonattainment” for the 2010 National Air Quality Standard for Sulfur Dioxide
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Particle Pollution Designations Guidance and Data for the 2012 Annual PM 2.5 NAAQS
Particle pollution designations guidance
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Design for the Environment (DfE) Certification: Information for Registrants
This Web page describes factors to consider before applying for the pesticide DfE program, plus data requirements, proposed labeling and more.
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PRIA Amend Antimicrobial Product Label
PRIA fee determination decision tree
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Summary of Grants Pass PM-10 Maintenance Plan
Summary of Grants Pass PM-10 Maintenance Plan under the Oregon air quality State Implementation Plan (SIP).
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Vancouver 2nd 10-Year Carbon Monoxide Maintenance Plan Summary
Summary of the Vancouver 2nd 10-year carbon monoxide maintenance plan under the Washington air quality SIP.
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Summary of Oakridge PM-10 Attainment Plan
Summary of Oakridge Particulate Matter (PM-10) Attainment Plan under the Oregon air quality State Implementation Plan (SIP).
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List of Partially Exempt Chemicals under Chemical Data Reporting
A list of partially exempt chemicals for which the CDR processing and use information is of "low current interest" at 40 CFR 711.6(b)(2)(iv).
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Register for the December 15 Webinar on TCE
Announcement of public webinar for TCE