Bristol, NH Radon Levels
Check local Bristol radon levels and find certified testing and mitigation professionals to keep your home safe
Bristol, NH Radon Facts
EPA Radon Zone
Zone 2 — Moderate Risk
2–4 pCi/L (Zone 2)
County
Grafton County, NH
Zip Code
03222
Nestled in Grafton County in New Hampshire's Lakes Region, Bristol sits on granite bedrock and glacial deposits that can contribute to moderate-to-elevated radon levels throughout the area. The community's housing spans from historic New England architecture to modern lakeside homes, many with full basement foundations typical of the region. Testing data for zip code 03222 remains limited, but given the local geology and basement prevalence, homeowners should conduct radon testing to establish their property's specific exposure levels.
Bristol, NH Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Need Radon Mitigation or Testing in Bristol?
- 100% Free, No-Obligation Quotes
- Matches You with State-Licensed Grafton County Pros
Radon FAQ for Bristol, NH
What EPA Radon Zone is Bristol in?
Bristol and the 03222 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 Bristol?
Radon mitigation in Bristol 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 Bristol?
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.