Water quality records center and requests

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Physical records are available for review under the Colorado Open Records Act at the Water Quality Control Division records center. Hours are 8:30 a.m. to 12:00 p.m. and 1:00 p.m. to 4:30 p.m. weekdays.
NOTE: Each division maintains separate records.  Please contact the Air Pollution Control Division or the Hazardous Materials and Waste Management Division individually for a file review and records request.

Request records

  1. File review request form.
  2. Mail, fax or email the request form according to to the records request instructions.
  3. Bring a valid ID card to review records.
    • Copying by the division is limited. We use an external copying service that will bill directly.
    • You can bring note-taking material, including laptop computers and scanners.


303-692-3600 | 303-782-0390 (fax)