Black Hawk, CO Radon Levels
Check local Black Hawk radon levels and find certified testing and mitigation professionals to keep your home safe
Black Hawk, CO Radon Facts
Situated in Gilpin County within the Denver Metro area, Black Hawk shows concerning radon levels with an average reading of 15.33 pCi/L from recent testing. This level significantly exceeds the EPA action threshold of 4.0 pCi/L, reflecting the high radon potential of Colorado's mountainous terrain and uranium-rich geology. Homes in zip code 80422 should prioritize immediate radon testing and mitigation if elevated levels are confirmed.
Based on 4 user-submitted radon tests for homes in Black Hawk, CO. The EPA recommends taking action at or above 4.0 pCi/L.
Black Hawk, CO Radon Mitigation
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Black Hawk, CO Radon Levels
User-submitted radon test readings from homes in the Black Hawk area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 20 pCi/L | Black Hawk, CO | 21-50 Years | — |
| 6 pCi/L | Black Hawk, CO | 0-20 Years | Partial Basement |
Have a radon test result for Black Hawk? Submit your reading to help other homeowners.
Radon Readings Near Black Hawk, CO
Compare radon levels in Black Hawk with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Golden | 6.5 mi | 9.00 pCi/L | 2 |
| Idaho Springs | 8.4 mi | 4.00 pCi/L | 1 |
| Evergreen | 14.3 mi | 10.00 pCi/L | 1 |
| Boulder | 18.1 mi | 12.00 pCi/L | 1 |
| Arvada | 19.3 mi | 5.00 pCi/L | 2 |
| Morrison | 21.3 mi | 5.00 pCi/L | 3 |
| Conifer | 22.1 mi | 9.00 pCi/L | 3 |
| Broomfield | 23.1 mi | 5.00 pCi/L | 1 |
Gilpin County Radon Profile
Because of its underlying geology, Gilpin County is mapped as EPA Radon Zone 1 — the most elevated classification — where predicted indoor screening averages exceed 4 pCi/L. Homeowner-submitted tests from 2 cities in Gilpin County average 13.00 pCi/L across 4 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Gilpin County home regardless of zone or a neighbor's results.