Quincy, MA Radon Levels
Check local Quincy radon levels and find certified testing and mitigation professionals to keep your home safe
Quincy, MA Radon Facts
Part of Norfolk County in the Boston metropolitan area, Quincy has recorded an average radon level of 10.5 pCi/L based on local testing data. This level significantly exceeds the EPA action threshold, reflecting the New England region's granite bedrock and glacial soil conditions that promote radon gas production. The city's diverse housing stock across zip codes 02169, 02170, and 02171 includes many homes with basements where radon can concentrate.
Based on 2 user-submitted radon tests for homes in Quincy, MA. The EPA recommends taking action at or above 4.0 pCi/L.
Quincy, MA Radon Mitigation
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Quincy, MA Radon Levels
User-submitted radon test readings from homes in the Quincy area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 2 pCi/L | Quincy, MA | 100+ Years | Full Basement |
| 19 pCi/L | Quincy, MA | 0-20 Years | Full Basement |
Have a radon test result for Quincy? Submit your reading to help other homeowners.
Radon Readings Near Quincy, MA
Compare radon levels in Quincy with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Milton | 3.4 mi | 7.00 pCi/L | 1 |
| North Weymouth | 3.7 mi | 10.00 pCi/L | 2 |
| Braintree | 4.0 mi | 9.00 pCi/L | 1 |
| Weymouth | 4.7 mi | 15.00 pCi/L | 2 |
| East Weymouth | 6.0 mi | 4.50 pCi/L | 2 |
| Roslindale | 6.1 mi | 6.00 pCi/L | 1 |
| Hingham | 6.9 mi | 7.00 pCi/L | 2 |
| Somerville | 9.8 mi | 4.50 pCi/L | 4 |
Norfolk County Radon Profile
The soils and bedrock of Norfolk County place it in EPA Radon Zone 2, a moderate-risk classification with predicted indoor averages of 2 to 4 pCi/L. Homeowner-submitted tests from 17 cities in Norfolk County average 8.08 pCi/L across 25 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. Since radon is the second leading cause of lung cancer nationally, the EPA urges every household in Norfolk County to test, as levels can differ between neighboring homes.