Osterville, MA Radon Levels
Check local Osterville radon levels and find certified testing and mitigation professionals to keep your home safe
Osterville, MA Radon Facts
Located in Barnstable County on Cape Cod, Osterville sits on sandy glacial deposits that overlay bedrock formations typical of coastal New England. Based on limited testing data, the community shows an average radon level of 6.0 pCi/L, which exceeds the EPA action threshold of 4.0 pCi/L. Homeowners in zip code 02655 should prioritize radon testing, as Cape Cod's variable geology can create significant differences in radon levels between neighboring properties.
Based on 1 user-submitted radon test for homes in Osterville, MA. The EPA recommends taking action at or above 4.0 pCi/L.
Osterville, MA Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Need Radon Mitigation or Testing in Osterville?
- 100% Free, No-Obligation Quotes
- Matches You with State-Licensed Barnstable County Pros
Osterville, MA Radon Levels
User-submitted radon test readings from homes in the Osterville area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 6 pCi/L | Osterville, MA | 21-50 Years | Full Basement |
Have a radon test result for Osterville? Submit your reading to help other homeowners.
Radon Readings Near Osterville, MA
Compare radon levels in Osterville with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Mashpee | 5.3 mi | 5.00 pCi/L | 4 |
| Sandwich | 7.4 mi | 10.00 pCi/L | 1 |
| Buzzards Bay | 10.8 mi | 9.50 pCi/L | 2 |
| North Falmouth | 12.4 mi | 6.00 pCi/L | 1 |
| Falmouth | 13.1 mi | 7.00 pCi/L | 1 |
| Plymouth | 23.5 mi | 7.00 pCi/L | 1 |
| Acushnet | 27.5 mi | 11.00 pCi/L | 1 |
| New Bedford | 28.3 mi | 6.00 pCi/L | 2 |
Barnstable County Radon Profile
EPA mapping assigns Barnstable County to Radon Zone 2, indicating moderate predicted indoor screening levels in the 2 to 4 pCi/L range based on regional geology. Homeowner-submitted tests from 6 cities in Barnstable County average 6.80 pCi/L across 10 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Barnstable County home regardless of zone or a neighbor's results.