Seymour, CT Radon Levels

Q: What is the average radon level in Seymour, CT?

Based on 1 user-submitted tests, the average radon level is 5.00 pCi/L.

Q: What EPA Radon Zone is Seymour in?

Seymour is in New Haven County, EPA Zone 1.

Q: How much does radon mitigation cost in Seymour?

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

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

Seymour, CT Radon Facts

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

County New Haven County, CT

Zip Code 06483

Avg. User Level 5.00 pCi/L

User Tests 1

Seymour in New Haven County shows an average radon level of 5.0 pCi/L based on available data, exceeding the EPA action threshold of 4.0 pCi/L and warranting homeowner attention. This Connecticut community features predominantly older homes built throughout the 20th century, many with full basements typical of New England construction. Given the elevated reading in the 06483 area and Connecticut's variable radon potential, residents should prioritize comprehensive radon testing and consider mitigation if levels exceed EPA guidelines.

5.00

pCi/L average

Above EPA Action Level

Based on 1 user-submitted radon test for homes in Seymour, CT. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Seymour, CT Radon Mitigation

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Seymour, CT Radon Levels

User-submitted radon test readings from homes in the Seymour area.

Radon Level	City	Home Age	Foundation
5 pCi/L	Seymour, CT	51-99 Years	Full Basement

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Radon FAQ for Seymour, CT

What is the average radon level in Seymour, CT?

Based on 1 user-submitted test, the average radon level in Seymour is 5.00 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 Seymour in?

Seymour and the 06483 zip code are in New Haven 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 Seymour?

Radon mitigation in Seymour 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 Seymour?

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

Seymour, CT Radon Levels

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

Seymour, CT Radon Facts

Seymour, CT Radon Mitigation

Need Radon Mitigation or Testing in Seymour?

Seymour, CT Radon Levels

Radon FAQ for Seymour, CT

Most Active Radon Markets in Connecticut

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