Positioned in south-central New Hampshire's Merrimack County, Bow sits on glacial till deposits over granite and schist bedrock that contribute significantly to the state's elevated radon risk. The community shows an average reading of 13.0 pCi/L, more than triple the EPA action level, making ZIP code 03304 a high-priority area for radon mitigation. New England's granite geology and typical full-basement construction create ideal conditions for radon accumulation in homes.
13.00
pCi/L average
Above EPA Action Level
Based on 1 user-submitted radon test for homes in Bow, NH. The EPA recommends taking action at or above 4.0 pCi/L.
0
4.0 EPA
10+
Bow, NH Radon Mitigation
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User-submitted radon test readings from homes in the Bow area.
Radon Level
City
Home Age
Foundation
13 pCi/L
Bow, NH
0-20 Years
Full Basement
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Radon FAQ for Bow, NH
What is the average radon level in Bow, NH?
Based on 1 user-submitted test, the average radon level in Bow is 13.00 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 Bow in?
Bow and the 03304 zip code are in Merrimack 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 Bow?
Radon mitigation in Bow 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 Bow?
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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Cities in New Hampshire with the most user-submitted radon test data, ranked by number of submissions.
