August 29, 2023 - Margaret Henderson

Colorado Department of Public Health and Environment’s Radon Program has updated the online radon data to include 2022 results. See https://coepht.colorado.gov/radon-data.

The percent of tests above the radon action level (4 pCi/L) in Colorado is 48.3%.

Home radon test results by count are presented from 2005 – 2022 in a map format with details provided. The website also includes a bar chart that reflects the percent of radon tests that were over the action level. The interactive features present the percent above the action level, and the median and maximum values.

Locations

United States