Semora, NC Radon Levels
Check local Semora radon levels and find certified testing and mitigation professionals to keep your home safe
Semora, NC Radon Facts
Nestled in Person County within the Piedmont region of North Carolina, Semora sits on crystalline bedrock and weathered granite soils that typically produce moderate radon levels. The area's housing includes older farmhouses with partial basements alongside newer construction, creating varied foundation types across the community. Testing data remains sparse in zip code 27343, making individual radon testing important for residents in this Durham Metro area to understand their specific exposure levels.
Person County average: 9.00 pCi/L, based on 1 user-submitted test across 1 city in the county. No homeowner readings have been submitted for Semora itself yet, so this county figure is the closest available benchmark. The EPA recommends taking action at or above 4.0 pCi/L.
Semora, NC Radon Mitigation
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Radon Readings Near Semora, NC
No homeowner tests have been submitted for Semora yet. The closest cities with user-submitted radon data are shown below — explore them to gauge local conditions. Radon varies by home, so testing is the only way to know your level.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Yanceyville | 16.3 mi | 4.00 pCi/L | 1 |
| Rougemont | 21.6 mi | 9.00 pCi/L | 1 |
| Oxford | 29.5 mi | 4.00 pCi/L | 2 |
| Efland | 29.5 mi | 5.00 pCi/L | 1 |
| Stem | 29.9 mi | 3.00 pCi/L | 1 |
| Hillsborough | 30.1 mi | 3.00 pCi/L | 1 |
| Gibsonville | 37.9 mi | 6.00 pCi/L | 1 |
| Chapel Hill | 41.1 mi | 3.00 pCi/L | 1 |
Person County Radon Profile
The EPA maps Person County as Radon Zone 3, the lowest predicted classification, with modeled indoor screening levels under 2 pCi/L. Homeowner-submitted tests from 1 city in Person County average 9.00 pCi/L across 1 test — 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 Person County home regardless of zone or a neighbor's results.