Dillon, CO Radon Levels
Check local Dillon radon levels and find certified testing and mitigation professionals to keep your home safe
Dillon, CO Radon Facts
High-altitude Dillon in Summit County has recorded an average radon level of 8.5 pCi/L, well above the EPA's 4.0 pCi/L action threshold. Located at 9,000+ feet elevation near Lake Dillon, the area's granite bedrock and thin mountain soils contribute to these elevated readings. Homeowners in zip code 80435 should prioritize professional radon testing and mitigation given these concerning levels in this popular mountain resort area.
Based on 2 user-submitted radon tests for homes in Dillon, CO. The EPA recommends taking action at or above 4.0 pCi/L.
Dillon, CO Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
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Dillon, CO Radon Levels
User-submitted radon test readings from homes in the Dillon area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 12 pCi/L | Dillon, CO | 0-20 Years | No Basement/All Slab |
| 5 pCi/L | Dillon, CO | 21-50 Years | Partial Basement |
Have a radon test result for Dillon? Submit your reading to help other homeowners.
Radon Readings Near Dillon, CO
Compare radon levels in Dillon with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Breckenridge | 8.7 mi | 8.00 pCi/L | 1 |
| Silverthorne | 17.6 mi | 10.00 pCi/L | 3 |
| Vail | 19.0 mi | 6.00 pCi/L | 1 |
| Idaho Springs | 22.4 mi | 4.00 pCi/L | 1 |
| Golden | 25.6 mi | 9.00 pCi/L | 2 |
| Fairplay | 25.6 mi | 12.00 pCi/L | 9 |
| Bailey | 28.8 mi | 14.33 pCi/L | 3 |
| Leadville | 29.6 mi | 5.67 pCi/L | 3 |
Summit County Radon Profile
Because of its underlying geology, Summit 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 3 cities in Summit County average 9.17 pCi/L across 6 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 Summit County home regardless of zone or a neighbor's results.