Hazardous Materials and Waste Management Division records review

Our records search function will be unavailable for routine maintenance:
Starting Friday, March 9, 2018.
Ending March 12, 2018.
It will be back up on Monday, March 13, 2018.
We apologize for the inconvenience.
Search by title, address, site name and more
Submit your request online 
Note: Each division maintains separate records. You must contact the Air Pollution Control Division and the Water Quality Control Division individually for a file review and records request.
Types of records
You can review most solid waste, hazardous waste, radiation management, X-ray and mammography, 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.