Clarissa, MN Radon Mitigation and Testing

Q: What EPA Radon Zone is Clarissa in?

Clarissa is in Todd County, EPA Zone 1.

Q: How much does radon mitigation cost in Clarissa?

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

Todd County

EPA Zone 1

Central Minnesota's Todd County community of Clarissa sits on glacial lake deposits that create the state's EPA Zone 1 radon conditions. While testing data for zip code 56440 isn't currently comprehensive, Minnesota's geological history of repeated glaciation has left soils particularly conducive to radon production. Residents should consider testing as a priority, especially those with homes featuring full basements common in traditional Minnesota residential construction.

Clarissa, MN Radon Mitigation

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

Clarissa, MN Radon Testing

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

Clarissa Radon Facts

Key details about the radon risk profile for Clarissa and the 56440 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Todd County, MN

Zip Code

56440

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Clarissa and the 56440 zip code are located in Todd 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 Clarissa, MN

What EPA Radon Zone is Clarissa in?

Clarissa and the 56440 zip code are in Todd 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 Clarissa?

Radon mitigation in Clarissa 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 Clarissa?

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 Minnesota

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Savage	5.00 pCi/L	3
Faribault	10.00 pCi/L	2
Shakopee	6.50 pCi/L	2
Minneapolis	5.00 pCi/L	2
Lakeville	6.00 pCi/L	1
Delano	5.00 pCi/L	1
Montgomery	5.00 pCi/L	1
Rosemount	No submissions	0