Land, Air and Water Quality

Boil Water Advisory

The Colorado Department of Public Health and Environment may issue a boil water advisory if the community’s water has, or could have, germs that can make you sick.

Learn more about what to do during a boil water advisory.
Boil water advisory for retail food facilities.

If a boil water advisory has been issued, you should use bottled water or boil tap water for:

  • Drinking
  • Preparing or cooking food
  • Ice
  • Dishwashing
  • Brushing Teeth
  • Infant Formula (allow water to cool after boiling)
  • Other considerations

Boiling Tap Water

If bottled water is not available, bring water to a full rolling boil for 1 minute (at elevations above 6,500 feet, boil for 3 minutes). After boiling, allow the water to cool before use.

Boil Water Advisory Resources and Links

How to make water safe in an emergency- Instructions

Septic Permits

A septic/OWTS permit application must be completed and submitted to this department with the appropriate fee prior to installing any onsite wastewater treatment system (OWTS).


Installers List

List of Registered Professional Engineers

Septic Installer Licensing

All septic/OWTS System Contractors/Installers must be licensed with this department. A state standardized installer test must be taken and passed.
License Fee: $100
Annual License Renewal: $50

Water Testing Kits

Water testing kits are available at this department. Kits test for bacteriological agents.

Building Permit Information

Are you Ready to Build?
Land Use Guidelines and Checklists

Care of Your Septic System

Frequent Questions on Septic Systems


Regulation No. 43 - On Site Wasterwater Treatment System Regulation

Appendix A

CDPHE Approved Septic Tanks