Raleigh, NC Radon Levels
Check local Raleigh radon levels and find certified testing and mitigation professionals to keep your home safe
Raleigh, NC Radon Facts
North Carolina's capital city in Wake County shows an average radon level of 9.0 pCi/L, which significantly exceeds the EPA action threshold and requires immediate mitigation attention. The area's Piedmont geology combines granite bedrock with clay-rich soils that contribute to elevated radon potential throughout the Raleigh Metro region. With diverse housing stock ranging from historic homes to modern subdivisions, professional testing and potential mitigation are essential for protecting residents across all zip codes.
Based on 1 user-submitted radon test for homes in Raleigh, NC. The EPA recommends taking action at or above 4.0 pCi/L.
Raleigh, NC Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
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Raleigh, NC Radon Levels
User-submitted radon test readings from homes in the Raleigh area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 9 pCi/L | Raleigh, NC | 21-50 Years | Full Basement |
Have a radon test result for Raleigh? Submit your reading to help other homeowners.
Radon Readings Near Raleigh, NC
Compare radon levels in Raleigh with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Cary | 9.6 mi | 5.00 pCi/L | 4 |
| Wake Forest | 12.2 mi | 4.50 pCi/L | 2 |
| Apex | 13.0 mi | 3.50 pCi/L | 2 |
| Wendell | 14.6 mi | 20.00 pCi/L | 1 |
| Zebulon | 18.6 mi | 9.00 pCi/L | 1 |
| Chapel Hill | 23.0 mi | 3.00 pCi/L | 1 |
| Stem | 25.9 mi | 3.00 pCi/L | 1 |
| Louisburg | 27.0 mi | 3.50 pCi/L | 2 |
Wake County Radon Profile
Wake County is mapped as EPA Radon Zone 2, where the local geology is predicted to produce moderate indoor screening levels between 2 and 4 pCi/L. Homeowner-submitted tests from 6 cities in Wake County average 6.73 pCi/L across 11 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 Wake County.