An official website of the United States government.

We've made some changes to If the information you are looking for is not here, you may be able to find it on the EPA Web Archive or the January 19, 2017 Web Snapshot.

Clean Air Markets

2018 EPA Protocol Gas Verification Program Participants

This is a list of participants, for 2018, in EPA's Protocol Gas Verification Program (PGVP) for stationary source monitoring. The list also has vendor IDs, which are production site-specific, and are the same ones that are used in the PGVP for ambient air monitoring.

You may need a PDF reader to view files on this page. See EPA’s About PDF page to learn more.