Essex, MA Radon Levels
Check local Essex radon levels and find certified testing and mitigation professionals to keep your home safe
Essex, MA Radon Facts
Nestled in Essex County within the Boston Metro area, Essex combines historic New England coastal architecture with Massachusetts' glacially-influenced geology. Current radon testing shows levels averaging 7.0 pCi/L, significantly exceeding the EPA action threshold and indicating that mitigation systems should be considered for area homes. The 01929 zip code area's granite bedrock and colonial-era construction can create conditions where radon accumulates in basements and lower levels.
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 Essex itself yet, so this county figure is the closest available benchmark. The EPA recommends taking action at or above 4.0 pCi/L.
Essex, MA Radon Mitigation
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Essex, MA Radon Levels
User-submitted radon test readings from homes in the Essex area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 7 pCi/L | Essex, MA | 0-20 Years | Full Basement |
Have a radon test result for Essex? Submit your reading to help other homeowners.
Radon Readings Near Essex, MA
Compare radon levels in Essex with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Gloucester | 5.7 mi | 8.40 pCi/L | 5 |
| Beverly | 6.7 mi | 7.00 pCi/L | 1 |
| Topsfield | 8.5 mi | 7.00 pCi/L | 3 |
| Rockport | 8.5 mi | 4.00 pCi/L | 1 |
| Rowley | 8.6 mi | 8.00 pCi/L | 1 |
| Danvers | 9.1 mi | 3.75 pCi/L | 4 |
| Marblehead | 9.9 mi | 3.00 pCi/L | 1 |
| Peabody | 11.2 mi | 5.00 pCi/L | 1 |
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.