Salem, MA Radon Levels
Check local Salem radon levels and find certified testing and mitigation professionals to keep your home safe
Salem, MA Radon Facts
Historic Salem in Essex County recorded an average radon level of 6.0 pCi/L, exceeding the EPA action threshold based on limited data from the 01970 area. Located within the Boston Metro region where glacial deposits over granite bedrock create EPA Zone 1 conditions, this coastal city warrants serious radon attention. Given the area's colonial-era homes and stone foundations, homeowners should prioritize testing and potential mitigation.
Essex County average: 6.63 pCi/L, based on 43 user-submitted tests across 25 cities in the county. No homeowner readings have been submitted for Salem itself yet, so this county figure is the closest available benchmark. The EPA recommends taking action at or above 4.0 pCi/L.
Salem, MA Radon Mitigation
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Salem, MA Radon Levels
User-submitted radon test readings from homes in the Salem area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 6 pCi/L | Salem, MA | 100+ Years | Full Basement |
Have a radon test result for Salem? Submit your reading to help other homeowners.
Radon Readings Near Salem, MA
Compare radon levels in Salem with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Marblehead | 2.1 mi | 3.00 pCi/L | 1 |
| Swampscott | 2.8 mi | 4.50 pCi/L | 2 |
| Peabody | 3.3 mi | 5.00 pCi/L | 1 |
| Beverly | 3.4 mi | 7.00 pCi/L | 1 |
| Lynn | 4.1 mi | 4.00 pCi/L | 1 |
| Danvers | 4.3 mi | 3.75 pCi/L | 4 |
| Saugus | 6.7 mi | 5.00 pCi/L | 1 |
| Lynnfield | 6.9 mi | 4.50 pCi/L | 2 |
Essex County Radon Profile
Essex County falls in EPA Radon Zone 1, meaning the local uranium-bearing geology is predicted to drive average indoor radon screening levels above the EPA's 4 pCi/L action threshold. Homeowner-submitted tests from 25 cities in Essex County average 6.63 pCi/L across 43 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 Essex County to test, as levels can differ between neighboring homes.