West Newton, MA Radon Levels
Check local West Newton radon levels and find certified testing and mitigation professionals to keep your home safe
West Newton, MA Radon Facts
This affluent Middlesex County neighborhood within the Boston Metro area shows an average radon level of 4.0 pCi/L, exactly at the EPA action threshold. Built on glacial deposits over granite bedrock, West Newton's geology contributes to the area's radon potential, while its predominantly historic homes from the 1800s and early 1900s feature basement foundations where radon can accumulate. Homeowners in zip code 02465 should consider testing and monitoring, especially in older properties with stone foundations.
Based on 1 user-submitted radon test for homes in West Newton, MA. The EPA recommends taking action at or above 4.0 pCi/L.
West Newton, MA Radon Mitigation
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West Newton, MA Radon Levels
User-submitted radon test readings from homes in the West Newton area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 4 pCi/L | West Newton, MA | 0-20 Years | Full Basement |
Have a radon test result for West Newton? Submit your reading to help other homeowners.
Radon Readings Near West Newton, MA
Compare radon levels in West Newton with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Newtonville | 1.0 mi | 3.00 pCi/L | 1 |
| Newton Center | 2.4 mi | 4.50 pCi/L | 2 |
| Waltham | 2.6 mi | 4.00 pCi/L | 1 |
| Wellesley Hills | 3.6 mi | 8.50 pCi/L | 2 |
| Needham Heights | 3.8 mi | 4.00 pCi/L | 1 |
| Needham | 4.9 mi | 6.00 pCi/L | 1 |
| Wellesley | 5.3 mi | 4.00 pCi/L | 1 |
| Arlington | 5.7 mi | 4.00 pCi/L | 2 |
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.