Loudon, NH Radon Levels
Check local Loudon radon levels and find certified testing and mitigation professionals to keep your home safe
Loudon, NH Radon Facts
EPA Radon Zone
Zone 2 — Moderate Risk
2–4 pCi/L (Zone 2)
County
Merrimack County, NH
Zip Code
03307
Located in central New Hampshire's Merrimack County, Loudon sits in the state's lake region where granite bedrock and glacial deposits contribute to the area's elevated radon potential. With testing data for zip code 03307 currently limited, homeowners should prioritize radon testing given New Hampshire's reputation for high radon levels. The community's mix of older New England homes and newer construction, most with full basements, creates ideal conditions for radon gas accumulation.
Loudon, 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 Loudon, NH
What EPA Radon Zone is Loudon in?
Loudon and the 03307 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 Loudon?
Radon mitigation in Loudon 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 Loudon?
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.