Casey, IA Radon Mitigation and Testing

Q: What EPA Radon Zone is Casey in?

Casey is in Guthrie County, EPA Zone 1.

Q: How much does radon mitigation cost in Casey?

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

Guthrie County

EPA Zone 1

Casey sits in Guthrie County within the Des Moines Metro area, where glacial deposits over limestone bedrock create conditions highly favorable for radon accumulation. This rural Iowa community features predominantly older farmsteads and homes with basement foundations that readily trap radon gas from underlying soils. Given Iowa's statewide high radon potential and limited current testing data for ZIP code 50048, professional radon testing is strongly recommended for all residents.

Casey, IA Radon Mitigation

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

Casey, IA Radon Testing

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

Casey Radon Facts

Key details about the radon risk profile for Casey and the 50048 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Guthrie County, IA

Zip Code

50048

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Casey and the 50048 zip code are located in Guthrie 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 Casey, IA

What EPA Radon Zone is Casey in?

Casey and the 50048 zip code are in Guthrie 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 Casey?

Radon mitigation in Casey 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 Casey?

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