Dayville, CT Radon Mitigation and Testing

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

Based on 1 user-submitted tests, the average radon level is 14.00 pCi/L.

Q: What EPA Radon Zone is Dayville in?

Dayville is in Windham County, EPA Zone 2.

Q: How much does radon mitigation cost in Dayville?

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

Avg: 14.00 pCi/L

Windham County

EPA Zone 2

1 user test

Dayville in Windham County shows concerning radon levels, with an average reading of 14.0 pCi/L that significantly exceeds the EPA's 4.0 pCi/L action threshold. This elevated reading reflects the area's granite bedrock and glacial till soils, which can produce substantial radon concentrations in Connecticut's northeastern hills. Homes in zip code 06241, particularly those with basements in older New England construction, should prioritize radon testing and mitigation.

14.00

pCi/L average

Above EPA Action Level

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

4.0 EPA

10+

Dayville, CT Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

Dayville, CT Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Dayville, Connecticut Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
14 pCi/L	Dayville, CT	21-50 Years	Full Basement	Apr 2017

Have a radon test result for Dayville? Submit your reading to help other homeowners.

Dayville Radon Facts

Key details about the radon risk profile for Dayville and the 06241 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Windham County, CT

Zip Code

06241

Predicted Screening Level

2–4 pCi/L (Zone 2)

Avg. User Submitted Level

14.00 pCi/L

User Tests Submitted

Dayville and the 06241 zip code are located in Windham County, which has an EPA assigned Radon Zone of 2. A radon zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Dayville, CT

What is the average radon level in Dayville, CT?

Based on 1 user-submitted test, the average radon level in Dayville is 14.00 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 Dayville in?

Dayville and the 06241 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 Dayville?

Radon mitigation in Dayville 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 Dayville?

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 with the most user-submitted radon test data in the state.

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