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Contact Us about CADDIS

Report an environmental violation

Report possible violations of environmental laws and regulations.

Mailing Address:

National Center for Environmental Assessments
c/o Exposure Analysis & Risk Characterization Group - CADDIS Program
Office of Research and Development
US Environmental Protection Agency
1200 Pennsylvania Ave NW, MC-8623R
Washington, DC 20460

Contact: EPA's CADDIS site is managed by the CADDIS Team who may be reached by email at  For technical issues, please use the fill-in form below. Be sure to include your e-mail address if you'd like a response. Thank you!