South English, IA Radon Mitigation and Testing

Q: What EPA Radon Zone is South English in?

South English is in Keokuk County, EPA Zone 1.

Q: How much does radon mitigation cost in South English?

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

Keokuk County

EPA Zone 1

This rural Keokuk County community sits in south-central Iowa, where Paleozoic limestone and shale bedrock contribute to the state's high radon potential. South English's housing stock consists primarily of older farmsteads and manufactured homes, with testing data for zip code 52335 currently limited. Given Iowa's status as a Zone 1 radon area and the geological conditions that favor radon accumulation, professional testing is strongly encouraged for all area residents.

South English, IA Radon Mitigation

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

South English, IA Radon Testing

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

South English Radon Facts

Key details about the radon risk profile for South English and the 52335 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Keokuk County, IA

Zip Code

52335

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

South English and the 52335 zip code are located in Keokuk 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 South English, IA

What EPA Radon Zone is South English in?

South English and the 52335 zip code are in Keokuk 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 South English?

Radon mitigation in South English 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 South English?

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