Gilmanton, NH resides in Belknap 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. Testing is recommended for all homes in the 03237 zip code area.
Gilmanton, NH Radon Mitigation
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Gilmanton, NH Radon Testing
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Gilmanton Radon Facts
Key details about the radon risk profile for Gilmanton and the 03237 zip code area.
EPA Radon Zone
Zone 2 — Moderate Risk
County
Belknap County, NH
Zip Code
03237
Predicted Screening Level
2–4 pCi/L (Zone 2)
Gilmanton and the 03237 zip code are located in Belknap 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 Gilmanton, NH
What EPA Radon Zone is Gilmanton in?
Gilmanton and the 03237 zip code are in Belknap 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 Gilmanton?
Radon mitigation in Gilmanton 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 Gilmanton?
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.
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