Oskaloosa, IA Radon Mitigation and Testing

Q: What EPA Radon Zone is Oskaloosa in?

Oskaloosa is in Mahaska County, EPA Zone 1.

Q: How much does radon mitigation cost in Oskaloosa?

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

Mahaska County

EPA Zone 1

Centered in Mahaska County in south-central Iowa, Oskaloosa rests on thick glacial deposits over limestone bedrock characteristic of the state's high radon regions. While specific testing data for zip code 52577 is not currently available, the EPA Zone 1 classification indicates the highest predicted indoor radon levels statewide. Residents should prioritize radon testing, particularly given Iowa's reputation for elevated radon levels in homes with traditional basement foundations.

Oskaloosa, IA Radon Mitigation

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

Oskaloosa, IA Radon Testing

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

Oskaloosa Radon Facts

Key details about the radon risk profile for Oskaloosa and the 52577 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Mahaska County, IA

Zip Code

52577

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Oskaloosa and the 52577 zip code are located in Mahaska 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 Oskaloosa, IA

What EPA Radon Zone is Oskaloosa in?

Oskaloosa and the 52577 zip code are in Mahaska 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 Oskaloosa?

Radon mitigation in Oskaloosa 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 Oskaloosa?

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