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West Topsham, VT Radon Levels

Check local West Topsham radon levels and find certified testing and mitigation professionals to keep your home safe


West Topsham, VT Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)
County Orange County, VT
Zip Code 05086
Avg. User Level 8.00 pCi/L
User Tests 1

Situated in Orange County, West Topsham shows an elevated average radon level of 8.0 pCi/L, which exceeds the EPA action threshold. This central Vermont community sits in an area where granite bedrock and glacial soils create favorable conditions for radon production. Homes in zip code 05086, particularly those with basement foundations common to the region, should prioritize radon mitigation given these elevated readings.

8.00
pCi/L average
Above EPA Action Level

Based on 1 user-submitted radon test for homes in West Topsham, VT. The EPA recommends taking action at or above 4.0 pCi/L.

0
4.0 EPA
10+

West Topsham, VT Radon Mitigation

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West Topsham, VT Radon Levels

User-submitted radon test readings from homes in the West Topsham area.

Radon LevelCityHome AgeFoundation
8 pCi/L West Topsham, VT 21-50 Years Full Basement

Have a radon test result for West Topsham? Submit your reading to help other homeowners.

Radon FAQ for West Topsham, VT

What is the average radon level in West Topsham, VT?
Based on 1 user-submitted test, the average radon level in West Topsham is 8.00 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.
What EPA Radon Zone is West Topsham in?
West Topsham and the 05086 zip code are in Orange County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.
How much does radon mitigation cost in West Topsham?
Radon mitigation in West Topsham typically costs between $800 and $2,000. Most homes with standard basements can be mitigated with a sub-slab depressurization system in the $1,000–$1,500 range. Factors that can increase cost include complex foundations, crawl spaces, or very high radon levels.
Should I test for radon if I'm buying a home in West Topsham?
Yes. Radon testing should be part of every home purchase. A short-term radon test is typically included as part of the home inspection process and costs $150–$250. If elevated levels are found, you can negotiate mitigation as part of the sale.

Most Active Radon Markets in Vermont

Cities in Vermont with the most user-submitted radon test data, ranked by number of submissions.

CityAvg User Radon LevelSubmissions
Stowe 13.00 pCi/L 2
Wilmington 8.50 pCi/L 2