Air and Radiation
This page shows all of the pages at www.epa.gov that are tagged with Air and Radiation.
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EPA Enforcement Action Against Lodi Facility Results in Significant Chemical Safety Improvements
Under settlement, company will take additional steps to prevent chemical releases
Today, U.S. Environmental Protection Agency (EPA) announced a settlement with Delta Packing Company of Lodi, Inc. for chemical safety-related violations of the Clean Air Act (CAA) and the Emergency Planning and Community Right-to-Know Act (EPCRA).
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EPA Issues Final Rule to Extend Unrealistic Biden-era Compliance Deadlines for Oil and Gas Industry, Saves Hundreds of Millions in Costs
By providing more realistic timelines for owners and operators of new and modified oil and natural gas sources, the Trump EPA is taking an important step in unleashing America’s domestic energy supply.
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EPA Delivers Additional 100 Top Environmental Accomplishments, 300 Environmental Wins Now Highlighted Since President Trump Took Office in January
Region 2 Projects Contribute to National Progress on Delivering Clean Air, Land and Water
U.S. Environmental Protection Agency (EPA) Administrator Lee Zeldin shared 100 additional environmental accomplishments EPA has achieved in the last 100 days.
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EPA declares Salt Lake City and Provo areas meet air quality standards after 15 years
EPA declares Salt Lake City and Provo areas meet air quality standards after 15 years
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EPA Approves Muscatine, Iowa, Air Quality Redesignation
U.S. Environmental Protection Agency (EPA) has approved the State of Iowa’s request to redesignate the Muscatine Area from nonattainment to attainment for the 2010 1-Hour Sulfur Dioxide (SO2) National Ambient Air Quality Standard (NAAQS).
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EPA Approves Salina, Kansas, Air Quality Redesignation
U.S. Environmental Protection Agency (EPA) has approved the State of Kansas’ request to redesignate the Salina Area from nonattainment to attainment for the 2008 Lead (Pb) National Ambient Air Quality Standard (NAAQS).
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EPA Grants the State of Texas Primacy to Protect Underground Water Resources
(EPA) announced a final rule approving the State of Texas’ request to administer permitting for Class VI underground injection wells under the Safe Drinking Water Act (SDWA).
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EPA Issues Additional Decisions on Small Refinery Exemptions
Agency Continues Work to Get Renewable Fuel Standard Program Back on Track
EPA is delivering on President Trump’s promise to restore America’s energy dominance by continuing to process Small Refinery Exemption (SRE) petitions.
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EPA Approves Alaska’s Air Quality Plan for Fairbanks North Star Borough, Saving Alaskans From Costly Provisions
Today, U.S. Environmental Protection Agency (EPA) is announcing the approval of Alaska’s reworked Fairbanks PM2.5 State Implementation Plan (SIP).
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EPA Issues Policy Guidance to Help Prevent Catastrophic Wildfires, Promote Use of Prescribed Fires for Mitigation Efforts
U.S. Environmental Protection Agency (EPA) issued policy guidance directing regional offices to work with local, state, Tribal, and federal partners to remove barriers in State Implementation Plans (SIPs) that discourage prescribed fires.
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EPA holds in-person regional roadshow to help communities access historic Investing in America funding for local climate and environmental justice solutions
New phase of the EPA’s Community, Equity & Resiliency Initiative stops in Florence, SC to help communities access unprecedented Inflation Reduction Act resources
EPA News Release: EPA holds in-person regional roadshow to help communities access historic Investing in America funding for local climate and environmental justice solutions
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Biden-Harris Administration Announces $9,335,000 in Rebates for Clean School Buses Across South Carolina as Part of Investing in America Agenda
EPA News Release: Biden-Harris Administration Announces $9,335,000 in Rebates for Clean School Buses Across South Carolina as Part of Investing in America Agenda
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ICYMI: Administrator Zeldin in Fox News: This is how America will Achieve Energy Dominance
EPA Administrator Lee Zeldin published a joint op-ed with U.S. Secretary of the Interior Doug Burgum and U.S. Secretary of Energy Chris Wright highlighting how the Trump Administration can unleash energy dominance, specifically beautiful, clean coal.
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EPA Proposes Reforming Biden Technology Transitions Rule to Lower Costs for American Families at the Grocery Store, Make Refrigerants Affordable, Safe and Accessible Again
EPA Administrator Lee Zeldin issued a Notice of Proposed Rulemaking to reform the Biden-Harris 2023 Technology Transitions Rule.
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EPA Rings the Alarm on California’s Latest Questionable Attempt to Impose EV Mandates
U.S. Environmental Protection Agency (EPA) submitted official comments to the California Air Resources Board (CARB) on its proposed “emergency” amendment and adoption of vehicle emissions regulations
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Administrator Zeldin Announces Actions to Unleash American Energy at National Energy Dominance Council’s Advancing America’s Beautiful Clean Coal Event
Administrator Zeldin unveiled two major actions EPA is taking to provide affordable energy to American families while protecting human health and the environment.
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EPA Enforcement Action Addresses Clean Air Act Issues at New Haven, Conn. Biodiesel Facility
EPA News Release: EPA Enforcement Action Addresses Clean Air Act Issues at New Haven, Conn. Biodiesel Facility
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EPA Requires Chemical Safety Improvements at Stockton Facility
Today, U.S. Environmental Protection Agency (EPA) announced a settlement with the California Ammonia Company (CALAMCO) for claims of violations of the Clean Air Act (CAA).
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EPA Seeks Information to Safeguard a Critical Aviation Fire Suppression Agent from Needless Destruction
EPA acted under its Clean Air Act (CAA) statutory authority to safeguard the long-term availability of the chemical Halon-1301 that is a critical fire suppression agent for commercial aviation, defense, and energy.
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EPA Proposes Renewable Fuel Standards Supplemental Rule, Addresses Small Refinery Exemptions
EPA is issuing a supplemental notice of proposed rulemaking that revises the proposed Renewable Fuel Standard “Set 2” renewable volume requirements for 2026 and 2027 to account for the small refinery exemption decisions issued on Aug. 2025.