Apex, NC Radon Levels
Check local Apex radon levels and find certified testing and mitigation professionals to keep your home safe
Apex, NC Radon Facts
Located in Wake County within the Raleigh metro area, Apex shows an average radon level of 3.5 pCi/L based on limited testing data from zip codes 27502, 27523, and 27539. While this reading falls within EPA guidelines, it approaches the 4.0 pCi/L action level, making regular testing advisable for homeowners. The area's Piedmont geology, featuring granite bedrock beneath clay soils, combined with newer suburban development patterns, creates conditions where radon levels can vary significantly between neighboring properties.
Based on 2 user-submitted radon tests for homes in Apex, NC. The EPA recommends taking action at or above 4.0 pCi/L.
Apex, 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 Apex?
- 100% Free, No-Obligation Quotes
- Matches You with State-Licensed Wake County Pros
Apex, NC Radon Levels
User-submitted radon test readings from homes in the Apex area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 2 pCi/L | Apex, NC | 0-20 Years | Full Basement |
| 5 pCi/L | Apex, NC | 0-20 Years | Full Basement |
Have a radon test result for Apex? Submit your reading to help other homeowners.
Radon Readings Near Apex, NC
Compare radon levels in Apex with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Cary | 4.0 mi | 5.00 pCi/L | 4 |
| Raleigh | 13.0 mi | 9.00 pCi/L | 1 |
| Chapel Hill | 17.8 mi | 3.00 pCi/L | 1 |
| Wake Forest | 24.6 mi | 4.50 pCi/L | 2 |
| Wendell | 25.7 mi | 20.00 pCi/L | 1 |
| Lillington | 27.4 mi | 5.00 pCi/L | 2 |
| Benson | 27.7 mi | 5.00 pCi/L | 1 |
| Hillsborough | 28.1 mi | 3.00 pCi/L | 1 |
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.