Benson, NC Radon Levels
Check local Benson radon levels and find certified testing and mitigation professionals to keep your home safe
Benson, NC Radon Facts
Benson rests in Johnston County as part of the Raleigh Metro area, recording an average radon level of 5.0 pCi/L, which exceeds the EPA's recommended action threshold. The town's location in North Carolina's Coastal Plain transition zone features varied soil types over underlying sedimentary formations that can produce moderate radon levels. Homeowners in zip code 27504 should consider radon testing and mitigation given this elevated reading, particularly in homes with basements or crawl space foundations where radon can accumulate.
Based on 1 user-submitted radon test for homes in Benson, NC. The EPA recommends taking action at or above 4.0 pCi/L.
Benson, NC Radon Mitigation
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Benson, NC Radon Levels
User-submitted radon test readings from homes in the Benson area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 5 pCi/L | Benson, NC | 21-50 Years | No Basement/All Slab |
Have a radon test result for Benson? Submit your reading to help other homeowners.
Radon Readings Near Benson, NC
Compare radon levels in Benson with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Lillington | 21.9 mi | 5.00 pCi/L | 2 |
| Apex | 27.7 mi | 3.50 pCi/L | 2 |
| Wendell | 28.5 mi | 20.00 pCi/L | 1 |
| Cary | 29.6 mi | 5.00 pCi/L | 4 |
| Raleigh | 30.1 mi | 9.00 pCi/L | 1 |
| Zebulon | 32.2 mi | 9.00 pCi/L | 1 |
| Fayetteville | 32.4 mi | 5.00 pCi/L | 1 |
| Wake Forest | 39.9 mi | 4.50 pCi/L | 2 |
Johnston County Radon Profile
Johnston County is classified as EPA Radon Zone 3, the lowest predicted-risk tier, with modeled indoor screening averages below 2 pCi/L. Homeowner-submitted tests from 1 city in Johnston County average 5.00 pCi/L across 1 test — 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 Johnston County.