Ledyard, CT Radon Mitigation and Testing

Q: What EPA Radon Zone is Ledyard in?

Ledyard is in New London County, EPA Zone 1.

Q: How much does radon mitigation cost in Ledyard?

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

New London County

EPA Zone 1

Southeastern Connecticut's Ledyard spans New London County, where the region's crystalline bedrock and glacial deposits create geological conditions that can influence radon levels. Testing data for zip code 06339 remains insufficient to establish clear patterns, making individual home testing important. The town's mix of colonial-era homes and modern suburban development on various foundation types means radon levels can vary significantly across neighborhoods.

Ledyard, CT Radon Mitigation

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

Ledyard, CT Radon Testing

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

Ledyard Radon Facts

Key details about the radon risk profile for Ledyard and the 06339 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

New London County, CT

Zip Code

06339

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Ledyard and the 06339 zip code are located in New London 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 Ledyard, CT

What EPA Radon Zone is Ledyard in?

Ledyard and the 06339 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 Ledyard?

Radon mitigation in Ledyard 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 Ledyard?

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