Westport, MA Radon Levels
Check local Westport radon levels and find certified testing and mitigation professionals to keep your home safe
Westport, MA Radon Facts
This coastal Bristol County community within the Providence metro area has recorded an average radon level of 4.0 pCi/L based on initial testing data. Westport's housing includes both historic New England homes and modern construction, many with basement foundations that can accumulate radon gas from underlying glacial deposits. While this reading meets the EPA action threshold exactly, homeowners should continue testing to monitor levels and consider mitigation if needed, particularly in zip code 02791's varied geological conditions.
Based on 1 user-submitted radon test for homes in Westport, MA. The EPA recommends taking action at or above 4.0 pCi/L.
Westport, MA Radon Mitigation
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Westport, MA Radon Levels
User-submitted radon test readings from homes in the Westport area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 4 pCi/L | Westport, MA | 100+ Years | Full Basement |
Have a radon test result for Westport? Submit your reading to help other homeowners.
Radon Readings Near Westport, MA
Compare radon levels in Westport with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| South Dartmouth | 5.1 mi | 20.00 pCi/L | 1 |
| North Dartmouth | 6.2 mi | 10.00 pCi/L | 1 |
| Fall River | 9.3 mi | 4.50 pCi/L | 2 |
| New Bedford | 9.5 mi | 6.00 pCi/L | 2 |
| Somerset | 12.3 mi | 4.00 pCi/L | 1 |
| Acushnet | 12.6 mi | 11.00 pCi/L | 1 |
| Rehoboth | 21.3 mi | 4.00 pCi/L | 1 |
| Falmouth | 23.8 mi | 7.00 pCi/L | 1 |
Bristol County Radon Profile
EPA mapping assigns Bristol 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 11 cities in Bristol County average 7.53 pCi/L across 15 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 Bristol County home regardless of zone or a neighbor's results.