About Radon Levels in Boulder County

The average national indoor radon level is 1.3 pCi/L. (FAQ: What is a picocurie?)

The average indoor radon levels of Boulder County, as determined by radon test results from Air Chek, is 4.2 pCi/L

Local News

Radon Risk Chart for Boulder County

    Results under 2 pCi/L

    Results between 2 and 3.9 pCi/L

    Results 4 pCi/L and above

Check Your Own Radon Levels!

Additional information about radon levels in Boulder County may be available through this website.

State Radon Officer

Margaret Horton
(800) 846-3986
CO Dept of Public Health and Environment
4300 Cherry Creek Drive South
Denver CO, 80246