Stem, NC Radon Levels
Check local Stem radon levels and find certified testing and mitigation professionals to keep your home safe
Stem, NC Radon Facts
Stem in north-central North Carolina's Granville County recorded an average radon level of 3.0 pCi/L based on initial testing data. This reading falls within the EPA's recommended range but still warrants continued monitoring, particularly given the area's Triassic basin geology. Properties in zip code 27581 should maintain regular testing schedules to ensure long-term safety.
Based on 1 user-submitted radon test for homes in Stem, NC. The EPA recommends taking action at or above 4.0 pCi/L.
Stem, NC Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Need Radon Mitigation or Testing in Stem?
- 100% Free, No-Obligation Quotes
- Matches You with State-Licensed Granville County Pros
Stem, NC Radon Levels
User-submitted radon test readings from homes in the Stem area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 3 pCi/L | Stem, NC | 0-20 Years | Full Basement |
Have a radon test result for Stem? Submit your reading to help other homeowners.
Radon Readings Near Stem, NC
Compare radon levels in Stem with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Rougemont | 10.4 mi | 9.00 pCi/L | 1 |
| Oxford | 10.9 mi | 4.00 pCi/L | 2 |
| Wake Forest | 18.2 mi | 4.50 pCi/L | 2 |
| Hillsborough | 22.3 mi | 3.00 pCi/L | 1 |
| Raleigh | 25.9 mi | 9.00 pCi/L | 1 |
| Chapel Hill | 26.6 mi | 3.00 pCi/L | 1 |
| Efland | 27.1 mi | 5.00 pCi/L | 1 |
| Louisburg | 27.7 mi | 3.50 pCi/L | 2 |
Granville County Radon Profile
The EPA maps Granville County as Radon Zone 3, the lowest predicted classification, with modeled indoor screening levels under 2 pCi/L. Homeowner-submitted tests from 2 cities in Granville County average 3.67 pCi/L across 3 tests — below the EPA's 4 pCi/L action level, though radon varies sharply from home to home. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Granville County home regardless of zone or a neighbor's results.