EPA Clean Air Scientific Advisory Committee (CASAC)

Activities by Topic

This site provides access to information about advisory activities since 2003. "Historical New CASAC Panel Formation Information" is also available for reference purposes only.
CASAC advisory reports provide information about CASAC science advice before 2003. Please contact the SAB Staff Office for other information on CASAC advisory activities.

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Hide details for CurrentCurrent
Hide details for Advice Related to NAAQS for Criteria PollutantsAdvice Related to NAAQS for Criteria Pollutants
Hide details for LeadLead
Hide details for 2008-Present2008-Present
Lead Integrated Science Assessment (Third External Review Draft) for National Ambient Air Quality Standards Review
Lead Integrated Science Assessment (Second External Review Draft) for National Ambient Air Quality Standards Review
Lead Policy Assessment for National Ambient Air Quality Standards
Lead Integrated Science Assessment (First External Review Draft) for National Ambient Air Quality Standards Review
Lead Risk/Exposure Methods for National Ambient Air Quality Standards (NAAQS) Review
Lead Integrated Plan for National Ambient Air Quality Standards (NAAQS) Review
Hide details for Nitrogen Oxides and Sulfur Oxides Secondary NAAQSNitrogen Oxides and Sulfur Oxides Secondary NAAQS
Hide details for 2013-Present2013-Present
Nitrogen Dioxide and Sulfur Dioxide Integrated Review Plan for Secondary (Welfare-based) National Ambient Air Quality Standards (NAAQS)
Hide details for Nitrogen Oxides Primary NAAQSNitrogen Oxides Primary NAAQS
Hide details for 2013-Present2013-Present
Nitrogen Oxides Risk and Exposure Assessment Planning Document for Primary (Health-based) National Ambient Air Quality Standards (NAAQS)
Nitrogen Oxides Integrated Science Assessment (Second External Review Draft) for Primary (Health-based) National Ambient Air Quality Standards (NAAQS)
Nitrogen Oxides Draft Plan for Integrated Science Assessment - Health Criteria
Nitrogen Oxides Integrated Science Assessment (First External Review Draft) for Primary (Health-based) National Ambient Air Quality Standards (NAAQS)
Nitrogen Oxides Integrated Review Plan for Primary (Health-based) National Ambient Air Quality Standards (NAAQS)
Hide details for OzoneOzone
Hide details for 2009-Present2009-Present
Ozone Policy Assessment (Second External Review Draft) for National Ambient Air Quality Standards (NAAQS) Review
Ozone Risk/Exposure Assessment (Second External Review Draft) for National Ambient Air Quality Standards (NAAQS)
Ozone Integrated Science Assessment (Third External Review Draft) for National Ambient Air Quality Standards Review
Ozone Integrated Science Assessment (Second External Review Draft) for National Ambient Air Quality Standards Review
Ozone Integrated Science Assessment (First External Review Draft) for National Ambient Air Quality Standards Review
Ozone Risk/Exposure Methods for National Ambient Air Quality Standards (NAAQS)
Ozone Risk/Exposure Assessment (First External Review Draft) for National Ambient Air Quality Standards (NAAQS)
Ozone Policy Assessment (First External Review Draft) for National Ambient Air Quality Standards
Ozone Integrated Plan for National Ambient Air Quality Standards (NAAQS) Review
Hide details for Particulate MatterParticulate Matter
Hide details for 2015-Present2015-Present
Particulate Matter Integrated Review Plan for National Ambient Air Quality Standards (NAAQS)
Hide details for Sulfur Oxides Primary NAAQSSulfur Oxides Primary NAAQS
Hide details for 2013-Present2013-Present
Sulfur Oxides Integrated Plan for National Ambient Air Quality Standards (NAAQS)
Hide details for CompleteComplete
Hide details for Advice Related to NAAQS for Criteria PollutantsAdvice Related to NAAQS for Criteria Pollutants
Hide details for Carbon MonoxideCarbon Monoxide
Hide details for 2008-20112008-2011
Carbon Monoxide Policy Assessment for National Ambient Air Quality Standards
Carbon Monoxide Risk/Exposure Assessment for Primary (Health-based) National Ambient Air Quality Standards (NAAQS)
Carbon Monoxide Risk/Exposure Assessment Methods for National Ambient Air Quality Standards (NAAQS) Review
Carbon Monoxide Integrated Science Assessment for National Ambient Air Quality Standards Review
Carbon Monoxide Integrated Plan for Primary (Health-based) National Ambient Air Quality Standards (NAAQS)
Hide details for LeadLead
Hide details for 2006-20082006-2008
CASAC Discussions and Comments on the Agency's Proposed Rule for the National Ambient Air Quality Standard (NAAQS) for Lead
Lead Indicator and Monitoring Issues for Setting the Lead National Ambient Air Quality Standard
Lead Final Staff Paper and Policy Assessment for the Advance Notice of Proposed Rulemaking for National Ambient Air Quality Standards (NAAQS)
Lead-National Ambient Air Quality Standards (NAAQS) Policy Assessment
Lead-National Ambient Air Quality Standards (NAAQS) Risk Assessment
Lead Air Quality Criteria Document
Hide details for Nitrogen Oxides and Sulfur Oxides Primary NAAQSNitrogen Oxides and Sulfur Oxides Primary NAAQS
Hide details for 2007-20102007-2010
Nitrogen Oxides (NOx) and Sulfur Oxides (SOx) Integrated Plan for Primary National Ambient Air Quality Standards (NAAQS)
Hide details for Nitrogen Oxides and Sulfur Oxides Secondary NAAQSNitrogen Oxides and Sulfur Oxides Secondary NAAQS
Hide details for 2008-20122008-2012
CASAC Comments on EPA's "Policy Assessment for the Review of the Secondary National Ambient Air Quality Standards for NOx and SOx"
Nitrogen Dioxide and Sulfur Dioxide Policy Assessment for Secondary (Welfare-based) National Ambient Air Quality Standards (NAAQS)
Nitrogen Dioxide and Sulfur Dioxide Risk and Exposure Assessments for Secondary (Welfare-based) National Ambient Air Quality Standards (NAAQS)
Nitrogen Dioxide and Sulfur Dioxide Risk/Exposure Methods for Secondary (Welfare-based) National Ambient Air Quality Standards (NAAQS)
Nitrogen Dioxide and Sulfur Dioxide Integrated Plan for Secondary (Welfare-based) National Ambient Air Quality Standards (NAAQS)
Nitrogen Dioxide and Sulfur Dioxide Integrated Science Assessment for Secondary (Welfare-based) National Ambient Air Quality Standards (NAAQS)
Hide details for Nitrogen Oxides Primary NAAQSNitrogen Oxides Primary NAAQS
Hide details for 2007-20102007-2010
CASAC Comments on EPA's Proposed Revisions for the National Ambient Air Quality Standard (NAAQS) for NO2
Nitrogen Oxides Risk/Exposure Methods for Primary (Health-based) National Ambient Air Quality Standards (NAAQS)
Nitrogen Oxides Risk/Exposure Assessment for Primary (Health-based) National Ambient Air Quality Standards (NAAQS)
Nitrogen Oxides Integrated Science Assessment for Primary (Health-based) National Ambient Air Quality Standards (NAAQS)
Hide details for OzoneOzone
Hide details for 2005-20082005-2008
Ozone - Solicitation of CASAC Advice on EPA’s Reconsideration of the 2008 Primary National Ambient Air Quality Standard
Ozone National Ambient Air Quality Standards (NAAQS) - Proposal for Reconsideration of the 2008 Final Rulemaking
Ozone Monitoring Issues
Ozone Review Panel Follow-on Discussions Concerning EPA's Final Rule for the National Ambient Air Quality Standards for Ozone
Ozone National Ambient Air Quality Standards (NAAQS) - Additional CASAC Advice
Hide details for Particulate MatterParticulate Matter
Hide details for 2008-20132008-2013
Particulate Matter National Ambient Air Quality Standards - Monitoring Issues Related to Urban Visibility
Particulate Matter Policy Assessment for National Ambient Air Quality Standard Review
Particulate Matter Integrated Science Assessment for National Ambient Air Quality Standards (NAAQS) Review
Particulate Matter Risk/Exposure Assessments for National Ambient Air Quality Standards (NAAQS) Review
Particulate Matter Risk/Exposure Methods for Primary National Ambient Air Quality Standards (NAAQS) Review
Particulate Matter Draft Integrated Plan for National Ambient Air Quality Standards (NAAQS)
Hide details for 2001-20062001-2006
Coarse Particles (PM10-2.5) Monitoring Issues
Hide details for Sulfur Oxides Primary NAAQSSulfur Oxides Primary NAAQS
Hide details for 2007-20102007-2010
Sulfur Oxides Risk/Exposure Methods for Primary (Health-based) National Ambient Air Quality Standards (NAAQS)
Sulfur Dioxide (SO2) National Ambient Air Quality Standards (NAAQS) Review: Exposure/Risk Assessment to Support Review of the Primary NAAQS for SO2
Sulfur Oxides Integrated Science Assessment for Primary (Health-based) National Ambient Air Quality Standards (NAAQS)
Hide details for Other Subject AreasOther Subject Areas
Hide details for Air Quality Modeling and MonitoringAir Quality Modeling and Monitoring
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Ozone Federal Reference Method: Nitric Oxide (NO)-Chemiluminescence Method
Near-road Ambient Air Monitoring Requirements - Network Design Guidance Development
Nitrogen Oxides and Sulfur Oxides Monitoring and Methods
Photochemical Assessment Monitoring Stations (PAMS) - Network Re-engineering
Lead Monitoring Methods - Proposed Pb-TSP Federal Reference Method in Support of Revised National Ambient Air Quality Standards
Network Design Guidance Development for Near-road Ambient Air Monitoring Requirements - Multipollutant Focus
Hide details for Other Assessments of PollutantsOther Assessments of Pollutants
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Lead Renovation Repair & Painting Program Risk Assessment for Rulemaking