Mount Holly, NC Radon Mitigation and Testing
Nestled in Gaston County within the Charlotte Metro area, Mount Holly shows an average radon level of 3.0 pCi/L based on available testing data. This reading falls within EPA recommended ranges but testing remains important, as the area's mixed Piedmont geology of granite and metamorphic rocks can produce variable radon conditions. Homes in zip code 28120 reflect the region's typical split-level and basement construction that can influence radon accumulation patterns.
Based on 1 user-submitted radon test for homes in Mount Holly, NC. The EPA recommends taking action at or above 4.0 pCi/L.
Mount Holly, NC Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Mount Holly, NC Radon Testing
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Mount Holly, North Carolina Radon Levels
User-submitted radon test readings from homes in the Mount Holly area.
| Radon Level | City | Home Age | Foundation | Submitted |
|---|---|---|---|---|
| 3 pCi/L | Mount Holly, NC | 0-20 Years | No Basement/All Slab | Nov 2024 |
Have a radon test result for Mount Holly? Submit your reading to help other homeowners.
Mount Holly Radon Facts
Key details about the radon risk profile for Mount Holly and the 28120 zip code area.
Mount Holly and the 28120 zip code are located in Gaston County, which has an EPA assigned Radon Zone of 2. A radon zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L. The EPA recommends testing every home regardless of zone classification.
Radon FAQ for Mount Holly, NC
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Most Active Radon Markets in North Carolina
Cities with the most user-submitted radon test data in the state.
| City | Avg User Radon Level | Submissions |
|---|---|---|
| Murphy | 12.83 pCi/L | 6 |
| Blowing Rock | 10.17 pCi/L | 6 |
| Brevard | 7.50 pCi/L | 4 |
| Cary | 5.00 pCi/L | 4 |
| Highlands | 4.50 pCi/L | 4 |
| Mooresville | 4.00 pCi/L | 4 |
| Banner Elk | 9.33 pCi/L | 3 |
| Charlotte | 7.33 pCi/L | 3 |
| Denver | 4.33 pCi/L | 3 |
| Hendersonville | 9.00 pCi/L | 2 |
| Wake Forest | 4.50 pCi/L | 2 |
| Apex | 3.50 pCi/L | 2 |
| Huntersville | 3.50 pCi/L | 2 |
| Raleigh | 9.00 pCi/L | 1 |
| Fayetteville | 5.00 pCi/L | 1 |
| Waxhaw | 4.00 pCi/L | 1 |
| Chapel Hill | 3.00 pCi/L | 1 |
| Clayton | No submissions | 0 |
| Fuquay Varina | No submissions | 0 |
| Holly Springs | No submissions | 0 |