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Contact Us about Drinking Water in Wyoming or on Tribal Lands in EPA Region 8

Contact the EPA Region 8 Drinking Water Branch with questions about drinking water in Wyoming or on Tribal Lands in EPA Region 8 (CO, MT, ND, SD, UT and WY).

If this is an after-hours Drinking Water EMERGENCY and our offices are closed, please call 303-312-6327 for assistance.

Ways to Contact Us

  1. For EPA Drinking Water staff phone numbers and email addresses, please check our Contact List.
  2. EPA Region 8 Information Center:
    Monday-Friday from 9AM-Noon and 1PM-4PM at 1-800-227-8917 or 303-312-6312. Ask the operator to connect you to a drinking water staff member.
  3. E-mail address:
    Or use the form below to send us a comment or question.
  4. Postal Mail:
    U.S. EPA - Region 8
    Drinking Water Branch
    1595 Wynkoop Street
    Mail Code 8WD-SDA
    Denver, CO 80202-1129
  5. Fax: +1-877-876-9101
  6. Electronic Form below:

EPA Region 8 welcomes your comments, especially comments on problems using this website or how we can improve our Web site. We strive to respond to every comment with an answer or an appropriate referral as quickly as possible. Most comments will be responded to within 24 to 48 hours.

For questions regarding drinking water in states other than Wyoming or on Tribal Lands in EPA Region 8 (CO, MT, ND, SD, UT and WY) we suggest you first contact your State Drinking Water Program. Many times information about drinking water in other states can be found by visiting EPA in Your State.

Please help us answer your request by including a correct e-mail address. Also, if you are referring to a specific page within this web site, please include a URL or title for the page. You may also contact us by any of the methods provided above if you are unable to receive email at this time.

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