Westford, MA Radon Levels
Check local Westford radon levels and find certified testing and mitigation professionals to keep your home safe
Westford, MA Radon Facts
Westford in Middlesex County demonstrates significantly elevated radon levels, with an average of 12.67 pCi/L that far exceeds EPA action thresholds. This Boston Metro community sits on granite bedrock covered by glacial till, creating highly favorable conditions for radon production and migration. The area's predominantly colonial and ranch-style homes with full basements provide enclosed spaces where radon readily accumulates to dangerous levels.
Based on 3 user-submitted radon tests for homes in Westford, MA. The EPA recommends taking action at or above 4.0 pCi/L.
Westford, MA Radon Mitigation
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Westford, MA Radon Levels
User-submitted radon test readings from homes in the Westford area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 4 pCi/L | Westford, MA | 21-50 Years | Partial Basement |
| 14 pCi/L | Westford, MA | 21-50 Years | Full Basement |
| 20 pCi/L | Westford, MA | 100+ Years | Full Basement |
Have a radon test result for Westford? Submit your reading to help other homeowners.
Radon Readings Near Westford, MA
Compare radon levels in Westford with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Littleton | 4.0 mi | 9.40 pCi/L | 5 |
| Chelmsford | 4.3 mi | 11.50 pCi/L | 4 |
| Tyngsboro | 6.1 mi | 4.50 pCi/L | 2 |
| Groton | 6.3 mi | 5.00 pCi/L | 1 |
| Lowell | 7.3 mi | 3.00 pCi/L | 2 |
| North Billerica | 7.7 mi | 6.50 pCi/L | 2 |
| Acton | 7.7 mi | 20.00 pCi/L | 1 |
| Dracut | 8.8 mi | 13.00 pCi/L | 1 |
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.