Hazardous Materials and Waste Management Division records review

Search HMWMD records online

Submit HMWMD records review request

Types of records

You can review most solid waste, hazardous waste, radiation management, X-ray, and environmental cleanup site and facility files under the Colorado Open Records Act.

Reviewing files

  • We'll respond to all requests within three business days.
  • You must have an appointment to review files. They're not available on a walk-in basis.
  • Bring photo identification, like your driver's license or state-issued photo ID, with you.
  • Fees may apply.


1-888-569-1831, ext. 3331 (outside the 303/720 area codes)