Positioned in Grafton County in New Hampshire's White Mountain region, Campton shows an average radon level of 9.0 pCi/L, well above the EPA action threshold. The area's granite bedrock and glacial deposits contribute to elevated radon potential throughout the 03223 zip code. Given these high readings, residents should prioritize professional radon testing and consider mitigation systems for their homes.
9.00
pCi/L average
Above EPA Action Level
Based on 1 user-submitted radon test for homes in Campton, NH. The EPA recommends taking action at or above 4.0 pCi/L.
0
4.0 EPA
10+
Campton, NH Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
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User-submitted radon test readings from homes in the Campton area.
Radon Level
City
Home Age
Foundation
9 pCi/L
Campton, NH
0-20 Years
Full Basement
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Radon FAQ for Campton, NH
What is the average radon level in Campton, NH?
Based on 1 user-submitted test, the average radon level in Campton is 9.00 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.
What EPA Radon Zone is Campton in?
Campton and the 03223 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 Campton?
Radon mitigation in Campton 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 Campton?
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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