Blountville, TN Radon Levels
Check local Blountville radon levels and find certified testing and mitigation professionals to keep your home safe
Blountville, TN Radon Facts
Located in northeast Tennessee's Sullivan County and part of the Kingsport metro area, this community demonstrates significant radon concerns with testing showing an average level of 20.0 pCi/L—five times the EPA action threshold. The area's position within the Appalachian Valley, where limestone bedrock and specific geological formations create favorable conditions for radon accumulation, contributes to these elevated readings. Immediate professional testing and likely mitigation are essential for all homes in the 37617 area.
Based on 1 user-submitted radon test for homes in Blountville, TN. The EPA recommends taking action at or above 4.0 pCi/L.
Blountville, TN Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
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Blountville, TN Radon Levels
User-submitted radon test readings from homes in the Blountville area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 20 pCi/L | Blountville, TN | 0-20 Years | No Basement/All Slab |
Have a radon test result for Blountville? Submit your reading to help other homeowners.
Radon Readings Near Blountville, TN
Compare radon levels in Blountville with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Bluff City | 8.2 mi | 5.00 pCi/L | 1 |
| Kingsport | 9.3 mi | 5.00 pCi/L | 1 |
| Bristol | 10.4 mi | 6.50 pCi/L | 2 |
| Johnson City | 13.0 mi | 4.20 pCi/L | 5 |
| Elizabethton | 16.0 mi | 7.33 pCi/L | 3 |
| Jonesborough | 18.0 mi | 7.00 pCi/L | 2 |
| Telford | 22.2 mi | 12.00 pCi/L | 1 |
| Limestone | 24.2 mi | 7.00 pCi/L | 1 |
Sullivan County Radon Profile
The bedrock and soils beneath Sullivan County are classified by the EPA as Radon Zone 1, the highest-risk tier, with predicted average indoor screening levels above 4 pCi/L. Homeowner-submitted tests from 4 cities in Sullivan County average 8.60 pCi/L across 5 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. Radon is the second leading cause of lung cancer in the United States, and a short-term test is the only way to confirm a specific home's level in Sullivan County.