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An official website of the United States government.

Ground Water and Drinking Water

Safe Drinking Water Information

Report an environmental violation
Report possible violations of environmental laws and regulations.

Do you have a comment or a drinking water question?

  • Use our online form. Be sure to include your e-mail address to receive a response. Note: If your comment is related to a specific web page, please include the link or URL.
  • Mail us your comment to:? EPA Office of Ground Water and Drinking Water, 1200 Pennsylvania Ave, N.W. (Mail Code 4606M), Washington, DC 20460
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