Mc Intosh, SD Radon Mitigation and Testing

Q: What EPA Radon Zone is Mc Intosh in?

Mc Intosh is in Corson County, EPA Zone 1.

Q: How much does radon mitigation cost in Mc Intosh?

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

Corson County

EPA Zone 1

Located in northwestern South Dakota's Corson County, Mc Intosh sits on the Great Plains where Pierre Shale formations can contribute to elevated radon potential despite the area's rural, agricultural character. With testing data limited for zip code 57641, homeowners should consider radon measurement given the region's placement in EPA Zone 1 and underlying geological conditions.

Mc Intosh, SD Radon Mitigation

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

Mc Intosh, SD Radon Testing

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

Mc Intosh Radon Facts

Key details about the radon risk profile for Mc Intosh and the 57641 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Corson County, SD

Zip Code

57641

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Mc Intosh and the 57641 zip code are located in Corson 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 Mc Intosh, SD

What EPA Radon Zone is Mc Intosh in?

Mc Intosh and the 57641 zip code are in Corson 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 Mc Intosh?

Radon mitigation in Mc Intosh 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 Mc Intosh?

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 South Dakota

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

City	Avg User Radon Level	Submissions
Spearfish	7.75 pCi/L	4
Rapid City	10.50 pCi/L	2
Aberdeen	8.50 pCi/L	2
Sioux Falls	6.00 pCi/L	2
Watertown	6.00 pCi/L	2