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Air Monitoring Methods -
Criteria Pollutants

Designated EPA Reference and Equivalent Methods

For information on the FRM/FEM program, please contact Robert Vanderpool, vanderpool.robert@epa.gov

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List of Designated Reference and Equivalent Methods - June 6, 2012 (PDF) (58pp, 398k)

Clarifications and Interpretations Concerning the Comparability Tests for Class II and III Candidate Equivalent Methods for PM2.5 and PM10-2.5 (40 CFR 53.35 and related sections) - January 18, 2007 (PDF) (2pp, 21k)

Notice of EPA Redesignation of Certain Equivalent Methods for PM_2.5 - December 18, 2006 (PDF) (2pp, 24k)

NOTICE: Potential Applicants for U.S. EPA Designation of Candidate Class II and III Equivalent Methods for PM2.5 and PM10-2.5 Under the New (2006) EPA Regulations (40 CFR 53) (PDF) (2pp, 22k)

Criteria Pollutant Related Documents

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