Telford, TN Radon Levels
Check local Telford radon levels and find certified testing and mitigation professionals to keep your home safe
Telford, TN Radon Facts
Telford in Washington County recorded an average radon level of 12.0 pCi/L, three times above EPA recommendations. Located in the Johnson City Metro area on limestone and shale formations of the Valley and Ridge province, this East Tennessee community shows significant radon potential. Most homes feature basements or crawl spaces where radon can concentrate in the region's karst terrain.
Based on 1 user-submitted radon test for homes in Telford, TN. The EPA recommends taking action at or above 4.0 pCi/L.
Telford, TN Radon Mitigation
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Telford, TN Radon Levels
User-submitted radon test readings from homes in the Telford area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 12 pCi/L | Telford, TN | 21-50 Years | Full Basement |
Have a radon test result for Telford? Submit your reading to help other homeowners.
Radon Readings Near Telford, TN
Compare radon levels in Telford with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Jonesborough | 4.3 mi | 7.00 pCi/L | 2 |
| Limestone | 4.9 mi | 7.00 pCi/L | 1 |
| Johnson City | 10.8 mi | 4.20 pCi/L | 5 |
| Kingsport | 19.7 mi | 5.00 pCi/L | 1 |
| Elizabethton | 19.9 mi | 7.33 pCi/L | 3 |
| Blountville | 22.2 mi | 20.00 pCi/L | 1 |
| Bluff City | 23.2 mi | 5.00 pCi/L | 1 |
| Bristol | 29.8 mi | 6.50 pCi/L | 2 |
Washington County Radon Profile
Because of its underlying geology, Washington 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 5 cities in Washington County average 6.00 pCi/L across 9 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 Washington County home regardless of zone or a neighbor's results.