Topsham, VT Radon Mitigation and Testing

Q: What EPA Radon Zone is Topsham in?

Topsham is in Orange County, EPA Zone 2.

Q: How much does radon mitigation cost in Topsham?

Radon mitigation typically costs between $800 and $2,000. Most standard systems fall in the $1,000-$1,500 range.

Orange County

EPA Zone 2

Nestled in Orange County's rolling hills, Topsham (05076) currently lacks comprehensive radon testing data, though Vermont's granite-rich geology suggests potential for elevated readings. The area's combination of metamorphic bedrock and glacial soils creates conditions where radon can accumulate in homes with basements or crawl spaces. Homeowners in this rural community should conduct professional radon testing to establish baseline levels for their properties.

Topsham, VT Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

Topsham, VT Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Topsham Radon Facts

Key details about the radon risk profile for Topsham and the 05076 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Orange County, VT

Zip Code

05076

Predicted Screening Level

2–4 pCi/L (Zone 2)

Topsham and the 05076 zip code are located in Orange 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 Topsham, VT

What EPA Radon Zone is Topsham in?

Topsham and the 05076 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 Topsham?

Radon mitigation in 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 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 with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Stowe	13.00 pCi/L	2
Wilmington	8.50 pCi/L	2