Mystic, CT Radon Levels

Q: What EPA Radon Zone is Mystic in?

Mystic is in New London County, EPA Zone 1.

Q: How much does radon mitigation cost in Mystic?

Radon mitigation typically costs between $800 and $2,000. Most standard systems fall in the $1,000-$1,500 range.

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

Mystic, CT Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)

County New London County, CT

Zip Code 06355

This historic seaport in New London County sits along Connecticut's southeastern coast, where glacial deposits over crystalline bedrock can create variable radon conditions despite the marine setting. Mystic's housing in zip code 06355 spans centuries, from colonial-era homes with stone foundations to modern coastal construction, many featuring full basements typical of New England architecture. Although specific testing data is limited, the area's complex geology makes individual radon testing a wise precaution for homeowners.

Mystic, CT 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 Mystic, CT

What EPA Radon Zone is Mystic in?

Mystic and the 06355 zip code are in New London County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.

How much does radon mitigation cost in Mystic?

Radon mitigation in Mystic 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 Mystic?

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.

City	Avg User Radon Level	Submissions
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