We work to ensure that public drinking water is safe and free of disease-causing chemicals and organisms.

Services Provided:

  • Inspecting and obtaining water samples from small community water systems for bacteriological tests.
  • Advising homeowners with poor well-water test results on methods of disinfecting their systems.
  • Monitoring water sample results for large community water systems.
  • Conducting sanitary surveys of small or private water systems.
  • Bacteriological analysis of drinking water.
  • Water quality testing

The cost for a water sample laboratory analysis is $21.50.

Businesses that provide water to the public

If you own a business and provide water to the public, your water must meet certain state requirements to insure its potability. Contact the Environmental Health Division of the department. We will inspect your water system and arrange for periodic sampling.

Information on Public Water Systems & Swimming Pools


If you have questions about abandoned wells, permitting, permit info or well information, contact Colorado Division of Natural Resources

1313 Sherman St. Room 818
Denver, CO 80203
Phone: (303) 866-3581


800 8th Ave.
Greeley, CO 80631
(970) 352-8712

Water Quality

Environmental Health Services
(970) 498-6775