Ambient Monitoring Technology Information Center (AMTIC)

AMTIC

The Ambient Monitoring Technology Information Center (AMTIC) provides information on air monitoring programs and methods, quality assurance and control procedures, and federal regulations.

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Ambient Air Monitoring

Ambient monitoring measures pollutants in outdoor air that are harmful to public health and the environment. States, tribes and EPA collect air data across the country.

Announcements

Continuous Carbon Measurements

A Technical Assistance Document (TAD) and other materials in support of Continuous Carbonaceous Aerosol Measurements are now available for review and use.

Access Resources
NetAssess2025 is Live

NetAssess2025 is intended to assist air monitoring agencies in developing their 5-year Ambient Air Monitoring Network Assessments as required by 40 CFR §58.10(d).

Use NetAssess2025
Final Rule

The final rule to revise 40 CFR part 50, appendix D, Reference Measurement Principle and Calibration Procedure for the Measurement of Ozone in the Atmosphere.

View the Announcement

To join the ambient air monitoring listserv send a blank email to: join-airmonitoring@lists.epa.gov.