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About the Office of Air and Radiation | US EPA
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class="l-page page-has-sidebar has-footer"> <div class="l-constrain"> <div class="l-page__header"> <div class="l-page__header-first"> <nav aria-labelledby="breadcrumb-label" class="breadcrumb" role="navigation"> <h2 id="breadcrumb-label" class="breadcrumb__title u-visually-hidden">Breadcrumb</h2> <ol class="breadcrumb__list"> <li class="breadcrumb__item"> <a class="breadcrumb__link" href="/">Home</a> </li> <li class="breadcrumb__item"> <a class="breadcrumb__link" href="/aboutepa">About EPA</a> </li> </ol> </nav> </div> </div> <div class="l-sidebar l-sidebar--reversed"> <div class="l-sidebar__main"> <article class="article" lang="en"> <h1 class="page-title"> About the Office of Air and Radiation </h1> <div class="u-hide-for-print js-toggle-admin-content"> <div data-drupal-messages-fallback class="hidden"></div> </div> <div> <div> <div class="box box--related-info u-align-right" id="related"> <div class="box__title">Related Information</div> <div class="box__content"> <ul> <li><a href="/clean-air-act-overview/forms/contact-us-about-clean-air-act">Contact OAR</a></li> <li><a href="/aboutepa/organization-chart-epas-office-air-and-radiation">Organization chart</a></li> <li><a href="https://www.airnow.gov">Your Air Quality</a></li> <li><a href="/sunsafety">Your UV Index</a></li> <li><a href="/aboutepa/about-epas-national-analytical-radiation-environmental-laboratory-narel">National Analytical Radiation Environmental Laboratory </a></li> <li><a href="/aboutepa/about-national-vehicle-and-fuel-emissions-laboratory-nvfel">National Vehicle and Fuel Emissions Laboratory </a></li> <li><a href="/aboutepa/about-national-center-radiation-field-operations-ncrfo">National Center for Radiation Field Operations </a></li> </ul> </div> </div> <div class="clear-right box box--related-info u-align-right"> <div class="box__title">OAR Press Releases</div> <div class="box__content"> <ul id="feeds"> <li><a href="/newsreleases/search">All news releases</a></li> </ul> </div> </div> <h2>What We Do</h2> <div>The Office of Air and Radiation develops national programs, policies, and regulations for controlling air pollution and radiation exposure. OAR is concerned with:</div> <ul> <li>Acid rain.</li> <li>Climate change.</li> <li>Energy efficiency.</li> <li>Indoor and outdoor air quality.</li> <li>Industrial air pollution.</li> <li>Pollution from vehicles and engines.</li> <li>Radiation protection.</li> <li>Radon.</li> <li>Renewable Energy.</li> <li>Stratospheric ozone depletion.</li> </ul> <p>OAR is responsible for administering the <a href="/laws-regulations/summary-clean-air-act">Clean Air Act</a>, the <a href="/laws-regulations/summary-atomic-energy-act">Atomic Energy Act</a>, the <a href="/radiation/epas-role-waste-isolation-pilot-plant-wipp">Waste Isolation Pilot Plant Land Withdrawal Act</a>, the <a href="/climate-hfcs-reduction">American Innovation and Manufacturing Act</a>, the<a href="/inflation-reduction-act"> Inflation Reduction Act</a>, <a href="/infrastructure">Bipartisan Infrastructure Law</a>, <a href="/inflation-reduction-act/climate-pollution-reduction-grants" rel="noreferrer noopener" target="_blank">Climate Pollution Reduction Grants Program</a>, and other applicable environmental laws and programs.</p> <h2>Organization</h2> <div><strong>Sarah Dunham, Director of the Office of Transportation and Air Quality, performing delegated duties as the Assistant Administrator for the Office of Air and Radiation</strong></div> <div> <ul> <li><span class="baec5a81-e4d6-4674-97f3-e9220f0136c1">Mail code: 6103A | <a href="/aboutepa/mailing-addresses-and-phone-numbers">EPA mailing addresses</a></span></li> </ul> </div> <div> <div><strong>Abbie Tardif, Principal Deputy Assistant Administrator</strong></div> <ul> <li>Phone: <span class="baec5a81-e4d6-4674-97f3-e9220f0136c1">(202) 564-7400</span></li> <li><span class="baec5a81-e4d6-4674-97f3-e9220f0136c1"><span class="baec5a81-e4d6-4674-97f3-e9220f0136c1">Mail code: 6103A | <a href="/aboutepa/mailing-addresses-and-phone-numbers">EPA mailing addresses</a></span></span></li> </ul> <strong>Elizabeth Shaw, Deputy Assistant Administrator</strong></div> <ul> <li>Phone: <span class="baec5a81-e4d6-4674-97f3-e9220f0136c1">(202) 564-7400</span></li> <li><span class="baec5a81-e4d6-4674-97f3-e9220f0136c1"><span class="baec5a81-e4d6-4674-97f3-e9220f0136c1">Mail code: 6103A | <a href="/aboutepa/mailing-addresses-and-phone-numbers">EPA mailing addresses</a></span></span></li> </ul> <div> <div><strong>Alex Dominguez, Deputy Assistant Administrator for Mobile Sources</strong></div> <ul> <li>Phone: <span class="baec5a81-e4d6-4674-97f3-e9220f0136c1">(202) 564-7400</span></li> <li><span class="baec5a81-e4d6-4674-97f3-e9220f0136c1"><span class="baec5a81-e4d6-4674-97f3-e9220f0136c1">Mail code: 6103A | <a href="/aboutepa/mailing-addresses-and-phone-numbers">EPA mailing addresses</a></span></span></li> </ul> <strong>Pat Childers, Senior Tribal Program Coordinator</strong></div> <ul> <li>Phone: <span class="baec5a81-e4d6-4674-97f3-e9220f0136c1">(202) 564-1082</span></li> <li><span class="baec5a81-e4d6-4674-97f3-e9220f0136c1"><span class="baec5a81-e4d6-4674-97f3-e9220f0136c1">Mail code: 6103A | <a href="/aboutepa/mailing-addresses-and-phone-numbers">EPA mailing addresses</a></span></span></li> <li><a href="/tribal-air">https://www.epa.gov/tribal-air</a></li> </ul> <h3><span>The Office of Air and Radiation includes:</span></h3> <ul> <li><a href="#oaqps">Office of Air Quality Planning and Standards</a></li> <li><a href="#oap">Office of Atmospheric Protection</a></li> <li><a href="#otaq">Office of Transportation and Air Quality</a></li> <li><a href="#oria">Office of Radiation and Indoor Air</a></li> </ul> <hr> <h3><a id="oaqps" name="oaqps"></a>Office of Air Quality Planning and Standards</h3> <h4>What We Do</h4> <div>OAQPS鈥檚 primary mission is to preserve and improve air quality in the United States. To accomplish this, OAQPS:</div> <ul> <li>compiles and reviews air pollution data,</li> <li>develops regulations to limit and reduce air pollution,</li> <li>assists states and local agencies with monitoring and controlling air pollution,</li> <li>makes information about air pollution available to the public, and</li> <li>reports to Congress the status of air pollution and the progress made in reducing it.</li> </ul> <h4>Programs and projects managed by the Office of Air Quality Planning and Standards</h4> <ul> <li><a href="https://www.airnow.gov">AIRNow</a></li> <li>Air Quality Data and Tools</li> <li><a href="/burnwise">Burn Wise Voluntary Program</a></li> <li><a href="/criteria-air-pollutants">Criteria Air Pollutants</a></li> <li><a href="/haps">Hazardous Air Pollutants</a></li> <li><a href="/mats">Mercury and Air Toxics Standards</a></li> <li><a href="/caa-permitting">Permitting Under the Clean Air Act</a></li> <li><a href="/stationary-sources-air-pollution">Stationary Sources of Air Pollution</a></li> <li><a href="/air-emissions-monitoring-knowledge-base/technical-air-pollution-resources">Technical Air Pollution Resources</a></li> <li><a href="/visibility">Visibility and Regional Haze</a></li> </ul> <p><strong>Mail code: </strong>C404-04 | <a href="/aboutepa/mailing-addresses-and-phone-numbers">EPA mailing addresses</a><br> <strong>Location: </strong><a href="/aboutepa/about-epas-campus-research-triangle-park-rtp-north-carolina">Research Triangle Park, North Carolina</a></p> <h4>OAQPS Organization</h4> <div><strong>Peter Tsirigotis, Director</strong></div> <ul> <li>Phone: (919) <span class="baec5a81-e4d6-4674-97f3-e9220f0136c1">541-5616</span></li> </ul> <div><strong>OAQPS includes:</strong></div> <ul> <li><a href="/aboutepa/about-oaqps-office-director">OAQPS Office of the Director</a></li> <li><a href="/aboutepa/about-air-quality-analysis-division-aqad">Air Quality Assessment Division</a><br> Karen Wesson, Director <ul> <li>Phone: (919) 541-3515</li> </ul> </li> <li><a href="/aboutepa/about-air-quality-policy-division-aqpd">Air Quality Policy Division</a><br> Scott Mathias, Director <ul> <li>Phone: (919) <span class="baec5a81-e4d6-4674-97f3-e9220f0136c1">541-5310</span></li> </ul> </li> <li><a data-entity-substitution="canonical" data-entity-type="node" data-entity-uuid="be0f56f5-39f1-497d-9800-02a376a6a839" href="/aboutepa/about-health-and-environmental-impacts-division-heid">Health and Environmental Impacts Division</a><br> Erika Sasser, Director <ul> <li>Phone: (919) <span class="baec5a81-e4d6-4674-97f3-e9220f0136c1">541-3889</span></li> </ul> </li> <li><a href="/aboutepa/about-outreach-and-information-division-oid">Outreach and Information Division</a><br> Rhea Jones, Director <ul> <li>Phone: (919) 541-2940</li> </ul> </li> <li><a href="/aboutepa/about-sector-policies-and-programs-division-sppd">Sector Policies and Programs Division</a><br> Penny Lassiter, Director <ul> <li>Phone: (<span class="baec5a81-e4d6-4674-97f3-e9220f0136c1">919) 541-5396</span></li> </ul> </li> </ul> <hr> <h3><a id="oap" name="oap"></a>Office of Atmospheric Protection</h3> <h4>What We Do</h4> <p>OAP is responsible for developing and implementing national and international programs related to restoring the stratospheric ozone layer, reducing interstate transport of air pollution, increasing energy efficiency and the use of clean energy, and understanding and addressing climate change. OAP both develops and implements its regional, national, and international programs alongside stakeholders from most economic sectors in the U.S., including commercial and residential buildings, the power sector, commercial products manufacturers and retailers, energy producers and distributers, and more.</p> <h4>Programs and projects managed by the Office of Atmospheric Protection</h4> <ul> <li><a href="/acidrain/acid-rain-program">Acid Rain</a></li> <li><a href="/power-sector">Clean Air Power Sector Programs </a></li> <li><a href="/castnet" rel="noreferrer noopener" target="_blank">Clean Air Status and Trends Network (CASTNET)</a> </li> <li><a data-entity-substitution="canonical" data-entity-type="node" data-entity-uuid="0e80eb72-9dba-4234-9964-9e62bb4d14e9" href="/climate-change">Climate Change</a></li> <li><a href="/climate-change/climate-change-partnership-programs">Climate Partnership Programs </a></li> <li><a href="/statelocalenergy">Energy Resources for State, Local, and Tribal Governments</a></li> <li><a href="https://www.energystar.gov/">ENERGY STAR</a></li> <li><a href="/egrid" rel="noreferrer noopener" target="_blank">Emissions & Generation Resource Integrated Database (eGRID)</a> </li> <li><a href="/gmi">Global Methane Initiative</a></li> <li><a href="/ghgemissions/us-greenhouse-gas-inventory-report-1990-2014">Greenhouse Gas Inventory, U.S.</a></li> <li><a href="/ghgreporting">Greenhouse Gas Reporting Program</a></li> <li><a href="/climate-hfcs-reduction">Hydrofluorocarbon Phasedown</a></li> <li><a href="/inflation-reduction-act/hfc-reclaim-and-innovative-destruction-grants">Hydrofluorocarbon Reclaim and Innovative Destruction Grants </a></li> <li><a href="/inflation-reduction-act/methane-emissions-reduction-program" rel="noreferrer noopener" target="_blank">Methane Emissions Reduction Program</a></li> <li><a href="/section608">National Recycling and Emission Reduction Program for Stationary Refrigeration and Air Conditioning</a></li> <li><a data-entity-substitution="canonical" data-entity-type="node" data-entity-uuid="7791ef1f-ce76-4d2f-aa27-e65155984276" href="/ods-phaseout">Phaseout of Ozone-Depleting Substances</a></li> <li><a href="/snap">Significant New Alternatives Policy (SNAP) Program</a></li> <li><a href="/sunsafety">UV Index and Sun Safety</a></li> </ul> <p><strong>Mail code: </strong>6201A | <a href="/aboutepa/mailing-addresses-and-phone-numbers">EPA mailing addresses</a><br> <strong>Location: </strong><a href="/aboutepa/visiting-epa-headquarters">EPA Headquarters in Washington, D.C.</a></p> <h4>OAP Organization</h4> <div><strong>Paul Gunning, Director</strong></div> <ul> <li>Phone: <span class="baec5a81-e4d6-4674-97f3-e9220f0136c1">(202) 343-9736</span></li> </ul> <div><strong>OAP includes:</strong></div> <ul> <li><a href="/power-sector">Clean Air and Power Division</a><br> Rona Birnbaum, Director <ul> <li>Phone: <span class="baec5a81-e4d6-4674-97f3-e9220f0136c1">(202) 343-9076</span></li> </ul> </li> <li><a href="/climate-hfcs-reduction">Stratospheric Protection Division</a><br> Cynthia Newberg, Director <ul> <li>Phone: <span class="baec5a81-e4d6-4674-97f3-e9220f0136c1">(202) 343-9729</span></li> </ul> </li> <li><a href="/climate-change">Climate Change Division</a><br> Sharyn Lie, Director <ul> <li>Phone: <span class="baec5a81-e4d6-4674-97f3-e9220f0136c1">(202) 564-1092</span></li> </ul> </li> <li><a href="/climate-change/climate-change-partnership-programs">Climate Protection Partnerships Division</a><br> Jean Lupinacci, Director <ul> <li>Phone: <span class="baec5a81-e4d6-4674-97f3-e9220f0136c1">(202) 343-9137</span></li> </ul> </li> </ul> <hr> <h3><a id="otaq" name="otaq"></a>Office of <strong>Transportation and Air Quality</strong></h3> <h4>What We Do</h4> <p>OTAQ鈥檚 mission is to protect human health and the environment by <a href="/transportation-air-pollution-and-climate-change/learn-about-air-pollution-transportation">reducing air pollution and greenhouse gas emissions from mobile sources </a>and the fuels that power them, advancing clean fuels and technology, and encouraging business practices and travel choices that minimize emissions. OTAQ鈥檚 programs address emissions from the range of mobile sources: cars and light trucks, large trucks and buses, farm and construction equipment, lawn and garden equipment, marine engines, aircraft, and locomotives.</p> <div>OTAQ's primary activities include:</div> <ul> <li>Assessing mobile source-related air quality problems and developing sophisticated modeling tools to develop solutions, measure results, and support emission inventories.</li> <li>Establishing national standards to reduce emissions from on-road and nonroad mobile sources of pollution.</li> <li>Implementing national mobile source standards through certification processes and in-use monitoring strategies.</li> <li>Developing fuel efficiency programs and technologies to reduce the emission of greenhouse gases from the transportation sector.</li> <li>Researching, evaluating, and developing advanced technologies for controlling emissions, as well as developing new strategies for improving fuel efficiency.</li> </ul> <p>OTAQ's <a href="/vehicle-and-fuel-emissions-testing">National Vehicle and Fuel Emissions Laboratory</a> provides OTAQ with emissions testing services in support of rulemakings, certification, enforcement actions, and test procedures development.</p> <h4>Programs and projects managed by the Office of <strong>Transportation and Air Quality </strong></h4> <ul> <li><a href="/transportation-air-pollution-and-climate-change/key-issues-websites-and-programs-related">View the complete list on key issues, websites and programs related to transportation, air pollution, and climate change page</a>.</li> <li><a href="/transportation-air-pollution-and-climate-change/z-index-transportation-air-pollution-and-climate">View an A-Z Index of all transportation, air pollution, and climate change topics</a>.</li> </ul> <p><strong>Mail code: </strong>6401A | <a href="/aboutepa/mailing-addresses-and-phone-numbers">EPA mailing addresses</a><br> <strong>Location: </strong><a href="/aboutepa/visiting-epa-headquarters">EPA Headquarters at Washington, D.C.</a></p> <p><a href="/aboutepa/organization-chart-epas-office-transportation-and-air-quality-otaq">OTAQ organization chart</a></p> <h4>OTAQ Organization</h4> <div><strong>Sarah Dunham, Director</strong></div> <ul> <li>Phone: <span class="baec5a81-e4d6-4674-97f3-e9220f0136c1">(202) 564-1682</span></li> </ul> <div><strong>OTAQ includes</strong>:</div> <ul> <li>Assessment and Standards Division<br> Bill Charmley, Director <ul> <li>Phone: <span class="baec5a81-e4d6-4674-97f3-e9220f0136c1">(734) 214-4466</span></li> </ul> </li> <li>Implementation, Analysis and Compliance Division<br> Byron Bunker, Director <ul> <li>Phone: <span class="baec5a81-e4d6-4674-97f3-e9220f0136c1">(734) 214-4155</span></li> </ul> </li> <li>Testing and Advanced Technology Division<br> David Haugen, Director <ul> <li>Phone: <span class="baec5a81-e4d6-4674-97f3-e9220f0136c1">(734) 214-4366</span></li> </ul> </li> <li>Transportation and Climate Division<br> Karl Simon, Director <ul> <li>Phone: <span class="baec5a81-e4d6-4674-97f3-e9220f0136c1">(202) 564-7918</span></li> </ul> </li> </ul> <hr> <h3><a id="oria" name="oria"></a>Office of Radiation and Indoor Air</h3> <h4>What We Do</h4> <div>ORIA鈥檚 mission is to protect the public and the environment from the risks of radiation and indoor air pollution. The office coordinates across the Agency and with other federal, state, tribal, and non-governmental organizations to carry out its mission. ORIA develops criteria, standards, guidance, policies, and programs to limit unnecessary radiation exposure and control exposure to indoor air pollutants. The office:</div> <ul> <li>Provides technical assistance to states and tribes through EPA's Regional offices, and to other national and international organizations having radiation and indoor air protection programs.</li> <li>Directs an environmental radiation monitoring program.</li> <li>Responds to radiological emergencies.</li> <li>Evaluates and assesses the overall risk and impact of radiation and indoor air pollution.</li> </ul> <h4>Programs and projects managed by the Office of Radiation and Indoor Air</h4> <ul> <li><a href="/asthma">Asthma</a></li> <li><a href="/iaq-schools">Creating Healthy Indoor Air Quality in Schools</a></li> <li><a href="/radiation/federal-guidance-radiation-protection">Federal Guidance for Radiation Protection</a></li> <li><a href="/indoor-air-quality-iaq/indoor-air-quality-tribal-partners-program">Indoor Air Quality in Tribal Communities</a></li> <li><a href="/indoor-air-quality-iaq">Indoor Air Quality</a></li> <li><a href="/indoorairplus">Indoor airPLUS</a></li> <li><a href="/mold">Mold and Moisture</a></li> <li><a href="/radiation">Radiation</a></li> <li><a href="/radiation/radiation-regulations-and-laws">Radiation Regulations and Laws</a></li> <li><a href="/radiation/radiological-emergency-response">Radiological Emergency Response</a></li> <li><a href="/radnet">RadNat</a></li> <li><a href="/radon">Radon</a></li> <li><a href="/radtown/">RadTown</a></li> <li><a href="/indoor-air-quality-iaq/secondhand-smoke-and-smoke-free-homes">Smoke-free Homes</a></li> <li><a href="/radiation/epas-tribal-support-radiation-protection">Tribal Support for Radiation Protection</a></li> </ul> <p><strong>Mail code: </strong>6608T | <a href="/aboutepa/mailing-addresses-and-phone-numbers">EPA mailing addresses</a><br> <strong>Location: </strong><a href="/aboutepa/visiting-epa-headquarters">EPA Headquarters at Washington, D.C.</a></p> <h4>ORIA Organization</h4> <div><strong>Jonathan Edwards, Director</strong></div> <ul> <li>Phone: <span class="baec5a81-e4d6-4674-97f3-e9220f0136c1">(202) 343-9320</span></li> </ul> <div><strong>The Office of Radiation and Indoor Air includes:</strong></div> <ul> <li>Radiation Protection Division<br> Lee Veal, Director <ul> <li>Phone: <span class="baec5a81-e4d6-4674-97f3-e9220f0136c1">(202) 343-9448</span></li> </ul> </li> <li>Indoor Environments Division<br> Sharon White, Director (acting) <ul> <li>Phone: (202) 564-5048</li> </ul> </li> <li>Program Management Office<br> Pamela Bullard, Director <ul> <li>Phone: <span class="baec5a81-e4d6-4674-97f3-e9220f0136c1">(202) 343-9011</span></li> </ul> </li> <li><a href="/aboutepa/about-epas-national-analytical-radiation-environmental-laboratory-narel">National Analytical Radiation Environmental Laboratory</a><br> Dr. John Griggs, Director <ul> <li>Phone: <span class="baec5a81-e4d6-4674-97f3-e9220f0136c1">(334) 270-3401</span></li> </ul> </li> <li><a href="/aboutepa/about-national-center-radiation-field-operations-ncrfo">National Center for 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