Lancaster, MA Radon Levels
Check local Lancaster radon levels and find certified testing and mitigation professionals to keep your home safe
Lancaster, MA Radon Facts
Located in Worcester County within the Worcester Metro area, Lancaster sits on New England's granite bedrock formations that contribute to elevated radon potential. The community's average radon level of 5.0 pCi/L exceeds the EPA action threshold of 4.0 pCi/L, making professional testing essential for all homes in the 01523 zip code area.
Based on 1 user-submitted radon test for homes in Lancaster, MA. The EPA recommends taking action at or above 4.0 pCi/L.
Lancaster, MA Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
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Lancaster, MA Radon Levels
User-submitted radon test readings from homes in the Lancaster area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 5 pCi/L | Lancaster, MA | 51-99 Years | Partial Basement |
Have a radon test result for Lancaster? Submit your reading to help other homeowners.
Radon Readings Near Lancaster, MA
Compare radon levels in Lancaster with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Clinton | 2.3 mi | 17.00 pCi/L | 1 |
| Harvard | 6.6 mi | 12.00 pCi/L | 1 |
| Shirley | 8.7 mi | 1.00 pCi/L | 1 |
| Stow | 8.9 mi | 7.00 pCi/L | 1 |
| Northborough | 9.4 mi | 6.00 pCi/L | 2 |
| Princeton | 9.7 mi | 20.00 pCi/L | 1 |
| Marlborough | 10.1 mi | 13.50 pCi/L | 2 |
| Fitchburg | 10.7 mi | 12.00 pCi/L | 1 |
Worcester County Radon Profile
The bedrock and soils beneath Worcester 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 28 cities in Worcester County average 9.12 pCi/L across 41 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 Worcester County.