Gilsum, NH resides in Cheshire 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 03448 zip code area.
Gilsum, NH Radon Mitigation
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Gilsum, NH Radon Testing
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Gilsum Radon Facts
Key details about the radon risk profile for Gilsum and the 03448 zip code area.
EPA Radon Zone
Zone 2 — Moderate Risk
County
Cheshire County, NH
Zip Code
03448
Predicted Screening Level
2–4 pCi/L (Zone 2)
Gilsum and the 03448 zip code are located in Cheshire 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 Gilsum, NH
What EPA Radon Zone is Gilsum in?
Gilsum and the 03448 zip code are in Cheshire 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 Gilsum?
Radon mitigation in Gilsum 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 Gilsum?
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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