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Canaan, CT Radon Levels

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


Canaan, CT Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)
County Litchfield County, CT
Zip Code 06018

Situated in northwestern Connecticut's Litchfield County, Canaan sits in the Berkshire Hills where granite and gneiss bedrock create conditions for moderate radon accumulation. Testing data for the 06018 area is currently limited, making individual home testing essential for residents. The region's New England housing stock, with many homes featuring full basements, can concentrate radon in below-grade living spaces.

Canaan, 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 Canaan?

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Radon FAQ for Canaan, CT

What EPA Radon Zone is Canaan in?
Canaan and the 06018 zip code are in Litchfield 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 Canaan?
Radon mitigation in Canaan 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 Canaan?
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