Grafton, VT Radon Levels
Check local Grafton radon levels and find certified testing and mitigation professionals to keep your home safe
Grafton, VT Radon Facts
EPA Radon Zone
Zone 2 — Moderate Risk
2–4 pCi/L (Zone 2)
County
Windham County, VT
Zip Code
05146
Positioned in Windham County within EPA Zone 2, Grafton sits atop metamorphic bedrock where schist and granite formations create moderate radon potential throughout southern Vermont. Testing data for zip code 05146 is currently limited, making individual home testing essential for residents of this historic village. The community's 18th and 19th-century homes with stone foundations and traditional New England basements may be particularly susceptible to radon infiltration.
Grafton, VT Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
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Radon FAQ for Grafton, VT
What EPA Radon Zone is Grafton in?
Grafton and the 05146 zip code are in Windham 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 Grafton?
Radon mitigation in Grafton 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 Grafton?
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.
| City | Avg User Radon Level | Submissions |
|---|---|---|
| Stowe | 13.00 pCi/L | 2 |
| Wilmington | 8.50 pCi/L | 2 |