Cromwell, CT Radon Mitigation and Testing

Q: What EPA Radon Zone is Cromwell in?

Cromwell is in Middlesex County, EPA Zone 1.

Q: How much does radon mitigation cost in Cromwell?

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

Middlesex County

EPA Zone 1

Nestled in Middlesex County along the Connecticut River, Cromwell sits in EPA Zone 1 where New England's crystalline bedrock and glacial deposits create higher radon potential. With no current testing data for zip code 06416, homeowners should prioritize radon measurements given Connecticut's geology. The community's colonial-era homes and traditional Connecticut basements can facilitate radon entry through foundation cracks and gaps.

Cromwell, CT Radon Mitigation

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

Cromwell, CT Radon Testing

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

Cromwell Radon Facts

Key details about the radon risk profile for Cromwell and the 06416 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Middlesex County, CT

Zip Code

06416

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Cromwell and the 06416 zip code are located in Middlesex County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Cromwell, CT

What EPA Radon Zone is Cromwell in?

Cromwell and the 06416 zip code are in Middlesex 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 Cromwell?

Radon mitigation in Cromwell 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 Cromwell?

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