Wilmington, MA Radon Levels
Check local Wilmington radon levels and find certified testing and mitigation professionals to keep your home safe
Wilmington, MA Radon Facts
Located in Middlesex County within the Boston metropolitan area, Wilmington shows moderate radon levels with an average of 5.0 pCi/L that exceeds the EPA action threshold of 4.0 pCi/L. The town sits on glacial deposits over granite bedrock typical of eastern Massachusetts, creating conditions that can produce elevated radon concentrations in zip code 01887. Residents should prioritize radon testing and consider mitigation systems given these consistently elevated readings in the local area.
Based on 2 user-submitted radon tests for homes in Wilmington, MA. The EPA recommends taking action at or above 4.0 pCi/L.
Wilmington, MA Radon Mitigation
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Wilmington, MA Radon Levels
User-submitted radon test readings from homes in the Wilmington area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 5 pCi/L | Wilmington, MA | 0-20 Years | Full Basement |
Have a radon test result for Wilmington? Submit your reading to help other homeowners.
Radon Readings Near Wilmington, MA
Compare radon levels in Wilmington with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Burlington | 3.7 mi | 5.50 pCi/L | 2 |
| Reading | 3.8 mi | 5.67 pCi/L | 3 |
| Tewksbury | 4.0 mi | 4.33 pCi/L | 3 |
| North Reading | 4.3 mi | 13.50 pCi/L | 2 |
| Woburn | 5.3 mi | 16.33 pCi/L | 3 |
| North Billerica | 6.1 mi | 6.50 pCi/L | 2 |
| Andover | 6.4 mi | 10.00 pCi/L | 1 |
| Stoneham | 6.4 mi | 9.67 pCi/L | 3 |
Middlesex County Radon Profile
The bedrock and soils beneath Middlesex County are classified by the EPA as Radon Zone 1, the highest-risk tier, with predicted average indoor screening levels above 4 pCi/L. Homeowner-submitted tests from 46 cities in Middlesex County average 7.28 pCi/L across 90 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 Middlesex County.