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• Chronology of EPA Emission Test Methods (PDF) March 2020

• MTG and MPG Highlights 2019 (PDF) March 2019

• Revisions to Procedure 2 – Quality Assurance Requirements for Particulate Matter Continuous Emission Monitoring Systems at Stationary Sources
  • Final Rule
  • Fact Sheet

• Technical Amendments to Performance Specification 18 and Procedure 6
  • Direct Final Rule (PDF) (6 pp, 217 K) - Federal Register - May 19, 2016
  • Parallel Proposed Rule (PDF) (5 pp, 203 K) - Federal Register - May 19, 2016

• MTG and MPG Highlights - 2015/2016 (PDF) (10 pp, 138 K) March 2016

• Method 202 Best Practices Handbook and appendices are now available - March 2016

• MTG and MPG Highlights 2014 (PDF) (11 pp, 369 K) - April 2015

• Withdrawal of ALT-061 and ALT-087 (PDF)(2 pp, 114 K) - April 2014

• Revisions to Test Methods and Testing Regulations - February 2014
  • Final Rule (PDF) (280 pp, 2 M)
  • Fact Sheet (PDF) (1 p, 21 K)

• Highlights of EPA Test Method Activities 2013 (PDF) (11 pp, 117 K) - September 2013

• EPA Traceability Protocol for Assay and Certification of Gaseous Calibration Standards - October 2012

• Highlights of EPA Test Method Activities 2011 (PDF) (9 pp, 124 K) - March 2011

• Highlights of EPA Test Method Activities 2010 (PDF) (10 pp, 53 K) - May 2010

• Summary of EPA Test Methods (Revised June 2009) (PDF)(10 pp, 26 K, - June 2009

• Highlights of EPA Test Method Activities 2009 (PDF) (15 pp, 54 K) - June 2009

• Modifications to Instrumental Methods Package (PDF) (8 pp, 183 K) - June 2008

• Letter to EPA from Mary A. Gade Regarding VOC measurements (PDF)(4 pp, 13 K) - December 2003

• Index to EPA test methods from the EPA Region 1 Library - April 2003

• Draft Report - (Method 311) Analysis of HAPs in Paints and Coatings in WordPerfect (ZIP)(272 K)

• Methods Status Table in Methods 98 - 06/19/98 (PDF)(29 pp, 154 K) - June 1998

• Subpart O - Ethylene Oxide Commercial Sterilization Memo (TXT)(4 K)  - July 1997

• DTSC questionnaire standards for field activities (PDF)(3 pp, 17 K) - June 1997

• Calibration of Method 6 Metering Systems Using Critical Orifices (PDF)(8 pp, 78 K) - February 1996

• Stack Sampling Methods Discussion for Halogens and Halogen Acids (PDF)(9 pp, 50 K) - May 1996

• Guidance for Total Organics Final Report, EPA 600/R-96/033 (PDF)(75 pp, 174 K) - March 1996

• Acronym list for emission testing terms (TXT)(18 K)  - 1995

• Subpart J CEMS Compliance Analysis (TXT)(9 K)  - 1995

• Method 303 Bulletin regarding leak inspection (TXT)(1 K)  - May 1995

• Gas Tracer Method - Fugitive Dust Emissions in PDF (ZIP)(186 K)  - 1995

• Review of Methods for Measuring PM-10 in PDF (ZIP)(65 K)  - 1994

• Subpart J CEMS Compliance Analysis (PDF)(4 pp, 18 K) - October 1992

• Privatization water/waste QA/QC samples, ORD memo (TXT)(3 K)  - January 1991

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