Bath, NH Radon Levels
Check local Bath radon levels and find certified testing and mitigation professionals to keep your home safe
Bath, NH Radon Facts
EPA Radon Zone
Zone 2 — Moderate Risk
2–4 pCi/L (Zone 2)
County
Grafton County, NH
Zip Code
03740
Nestled in Grafton County in New Hampshire's mountainous region, Bath sits within EPA Zone 2 where granite bedrock creates moderate-to-high radon potential. Testing data for zip code 03740 is currently unavailable, making independent radon testing essential for local homeowners. New Hampshire's geological composition often produces elevated radon levels, particularly in homes with basement foundations common throughout the state.
Bath, NH 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 Bath, NH
What EPA Radon Zone is Bath in?
Bath and the 03740 zip code are in Grafton 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 Bath?
Radon mitigation in Bath 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 Bath?
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.