Combined Air Emissions Reporting

Combined Air Emissions Reporting

Streamlining the way State, Local, Tribal Authorities and Industry report air emissions to EPA. Learn more about the CAER project and its goals.

The Combined Air Emissions Reporting Project (CAER) seeks to streamline air emissions reporting from Industry, State, Local, and Tribal authorities to EPA.

Combined Air Emissions Reporting System (CAERS)

Access the user guide, video trainings, and other reporting resources for industry reporters.

Learn to use CAERS
CAER Product Design Team (PDT) Projects

Learn about the projects we've done with our SLT partners to gather program requirements for CAERS.

Explore PDT Projects
Resources for State, Local, and Tribal (SLT) Authorities

Access information about adopting CAERS and onboarding.

Find SLT Resources