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Contact Us about Biosolids

If you have questions about biosolids, please visit EPA Regional and State Coordinators for contact information.

Please use the form to send us comments or questions. Be sure to include your email address if you’d like a response.

Email the Biosolids Program (biosolidsprogram@epa.gov)

Mailing Address:
U.S. Environmental Protection Agency
Office of Water (4301T)
1200 Pennsylvania Avenue, N.W.
Washington, DC 20460