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View frequent questions or ask a question

Find answers to frequently asked questions, or leave a question or comment.

Contact us

Physical Address:
109 T.W. Alexander Drive, RTP, NC 27709

Mailing Address:
U.S. EPA
Attn: AirNow
Mail Drop C 304-01
109 T.W Alexander Drive
PO Box 12055
RTP, NC 27711

Contact the Office of Indoor Air

For questions or comments regarding indoor air quality such as mold, radon, asthma, second-hand smoke and air cleaning devices, please contact the U.S. EPA Office of Indoor Air Quality.

Submit an environmental complaint

You may report an environmental problem to the US EPA here: https://www.epa.gov/home/forms/contact-epa#problem

You may contact your state or local air agency here: https://www.airnow.gov/partners