New London, IA Radon Mitigation and Testing

Q: What EPA Radon Zone is New London in?

New London is in Henry County, EPA Zone 1.

Q: How much does radon mitigation cost in New London?

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

Henry County

EPA Zone 1

New London in Henry County sits in southeastern Iowa's EPA Zone 1, where glacial deposits over limestone bedrock create high radon potential. The community's mix of historic farmhouses and mid-century homes, many featuring full basements typical of Iowa construction, provides enclosed spaces where radon can accumulate. Testing data for zip code 52645 remains limited, making individual home testing essential for understanding radon exposure levels in this rural area.

New London, IA Radon Mitigation

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

New London, IA Radon Testing

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

New London Radon Facts

Key details about the radon risk profile for New London and the 52645 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Henry County, IA

Zip Code

52645

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

New London and the 52645 zip code are located in Henry 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 New London, IA

What EPA Radon Zone is New London in?

New London and the 52645 zip code are in Henry 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 New London?

Radon mitigation in New London 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 New London?

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 Iowa

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

City	Avg User Radon Level	Submissions
Waterloo	8.50 pCi/L	4
Ames	9.67 pCi/L	3
Fairfield	14.00 pCi/L	2
Mount Pleasant	12.00 pCi/L	2
Ottumwa	5.50 pCi/L	2
Iowa City	7.00 pCi/L	1
Muscatine	No submissions	0