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North Windham, CT Radon Levels

Check local North Windham radon levels and find certified testing and mitigation professionals to keep your home safe


North Windham, CT Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)
County Windham County, CT
Zip Code 06256

Rural northeastern Connecticut community North Windham sits in Windham County on granite and gneiss bedrock with glacial deposits that can contribute to radon accumulation. With testing data limited in zip code 06256, residents should prioritize professional radon measurement to establish individual home baseline readings. Connecticut's complex geology creates variable radon conditions that can differ significantly between properties, making neighborhood-level predictions unreliable for determining individual home exposure levels.

North Windham, CT 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 North Windham?

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Radon FAQ for North Windham, CT

What EPA Radon Zone is North Windham in?
North Windham and the 06256 zip code are in Windham 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 North Windham?
Radon mitigation in North Windham 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 North Windham?
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.

Most Active Radon Markets in Connecticut

Cities in Connecticut with the most user-submitted radon test data, ranked by number of submissions.

CityAvg User Radon LevelSubmissions
Hamden 4.75 pCi/L 4
West Hartford 4.25 pCi/L 4
Greenwich 7.67 pCi/L 3
Norwalk 7.00 pCi/L 1
Stamford 5.00 pCi/L 1
Middletown 4.00 pCi/L 1
Guilford No submissions 0
Ridgefield No submissions 0