Decatur, IA Radon Mitigation and Testing

Q: What EPA Radon Zone is Decatur in?

Decatur is in Decatur County, EPA Zone 1.

Q: How much does radon mitigation cost in Decatur?

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

Decatur County

EPA Zone 1

Serving as the county seat of Decatur County in south-central Iowa, this community sits atop glacial till deposits over limestone bedrock that create high radon potential throughout the region. Though current testing data for zip code 50067 is limited, Iowa's designation as a Zone 1 state indicates significant radon risk. Residents should prioritize testing, especially in older farmhouses and homes with full basements common throughout this rural agricultural area.

Decatur, IA Radon Mitigation

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

Decatur, IA Radon Testing

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

Decatur Radon Facts

Key details about the radon risk profile for Decatur and the 50067 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Decatur County, IA

Zip Code

50067

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Decatur and the 50067 zip code are located in Decatur 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 Decatur, IA

What EPA Radon Zone is Decatur in?

Decatur and the 50067 zip code are in Decatur 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 Decatur?

Radon mitigation in Decatur 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 Decatur?

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