Massena, IA Radon Mitigation and Testing

Q: What EPA Radon Zone is Massena in?

Massena is in Cass County, EPA Zone 1.

Q: How much does radon mitigation cost in Massena?

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

Cass County

EPA Zone 1

Rural Cass County in southwestern Iowa sits within EPA Zone 1, indicating potentially high radon levels due to the region's glacial till deposits over uranium-bearing bedrock. Testing data for Massena's 50853 zip code area is currently limited, making radon testing particularly important for local homeowners. The community's mix of older farmhouses and newer construction may show varying radon entry patterns depending on foundation types and basement characteristics.

Massena, IA Radon Mitigation

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

Massena, IA Radon Testing

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

Massena Radon Facts

Key details about the radon risk profile for Massena and the 50853 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Cass County, IA

Zip Code

50853

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Massena and the 50853 zip code are located in Cass 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 Massena, IA

What EPA Radon Zone is Massena in?

Massena and the 50853 zip code are in Cass 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 Massena?

Radon mitigation in Massena 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 Massena?

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