Wellesley, MA Radon Mitigation and Testing
This affluent Boston Metro suburb in Norfolk County has recorded an average radon level of 7.5 pCi/L, which exceeds the EPA action threshold of 4.0 pCi/L. Wellesley's housing stock consists predominantly of well-maintained Colonial and Tudor-style homes built between 1920 and 1980, many with full basements where radon can accumulate. Given the elevated readings in zip code 02482, homeowners should prioritize radon testing and mitigation when levels exceed EPA guidelines.
Based on 1 user-submitted radon test for homes in Wellesley, MA. The EPA recommends taking action at or above 4.0 pCi/L.
Wellesley, MA Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Wellesley, MA Radon Testing
Finding qualified radon testing professionals is the first step toward protecting your home.
Wellesley, Massachusetts Radon Levels
User-submitted radon test readings from homes in the Wellesley area.
| Radon Level | City | Home Age | Foundation | Submitted |
|---|---|---|---|---|
| 4 pCi/L | Wellesley, MA | 100+ Years | Full Basement | Mar 2022 |
| 11 pCi/L | Wellesley, MA | 51-99 Years | Full Basement | Apr 2016 |
Have a radon test result for Wellesley? Submit your reading to help other homeowners.
Wellesley Radon Facts
Key details about the radon risk profile for Wellesley and the 02482 zip code area.
Wellesley and the 02482 zip code are located in Norfolk County, which has an EPA assigned Radon Zone of 2. A radon zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L. The EPA recommends testing every home regardless of zone classification.
Radon FAQ for Wellesley, MA
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Most Active Radon Markets in Massachusetts
Cities with the most user-submitted radon test data in the state.
| City | Avg User Radon Level | Submissions |
|---|---|---|
| Littleton | 9.40 pCi/L | 5 |
| Gloucester | 8.40 pCi/L | 5 |
| Florence | 7.40 pCi/L | 5 |
| Douglas | 12.00 pCi/L | 4 |
| Weymouth | 8.50 pCi/L | 4 |
| Mashpee | 5.00 pCi/L | 4 |
| Natick | 5.00 pCi/L | 4 |
| Worcester | 17.67 pCi/L | 3 |
| Attleboro | 10.00 pCi/L | 3 |
| Stoneham | 9.67 pCi/L | 3 |
| Hopkinton | 9.33 pCi/L | 3 |
| Medford | 8.00 pCi/L | 3 |
| Boxford | 6.67 pCi/L | 3 |
| Reading | 5.67 pCi/L | 3 |
| Haverhill | 5.00 pCi/L | 3 |
| Melrose | 5.00 pCi/L | 3 |
| Somerville | 4.33 pCi/L | 3 |
| Woburn | 19.00 pCi/L | 2 |
| Marlborough | 13.50 pCi/L | 2 |
| Cohasset | 11.50 pCi/L | 2 |