Air Emission Measurement Center (EMC)

November 2016: Policy Memo on Overlapping or Staggered Test Runs has been added as Guideline Document 53

August 2016: Information about the EMC 2017 Measurement Technology Workshop is now available.

Air Emission Measurement Center (EMC)

The Air Emission Measurement Center (EMC) provides information on test methods for measuring pollutants from smokestacks and other industrial sources. This website compiles the test methods available for emission measurement. Contact EMC staff for technical assistance in the use and application of the methods.

Test Methods

Promulgated Test Methods
Proposed Test Methods
Approved Alternative Methods
Conditional Test Methods
Other Test Methods

Monitoring

Promulgated and Proposed Performance Specifications
Quality Assurance Procedures
Compliance Assurance Monitoring
Continuous Emission Monitoring
Metals and Mercury Emissions Monitoring

Technical Support

Technical Support for Quality Assurance, Audit Program, etc.
EMC Methods Support Directory

Learn about EMC

What is the EMC?
Frequent Questions
EMC Recent Additions
EMC Updates and General Resources

Instructional Material

Guideline Documents
Technical Information Documents
Workshop and Meeting Materials

Additional Resources

EPA Websites
State Agency and Association Websites