Montrose, SD Radon Mitigation and Testing

Q: What EPA Radon Zone is Montrose in?

Montrose is in McCook County, EPA Zone 1.

Q: How much does radon mitigation cost in Montrose?

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

McCook County

EPA Zone 1

Part of the Sioux Falls metro area in McCook County, Montrose (57048) currently has insufficient radon testing data to establish local patterns. South Dakota's glacial till deposits and underlying sedimentary rock create conditions favorable for radon production throughout much of the state. Individual home testing remains the most reliable approach for residents to understand their specific radon risk.

Montrose, SD Radon Mitigation

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

Montrose, SD Radon Testing

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

Montrose Radon Facts

Key details about the radon risk profile for Montrose and the 57048 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

McCook County, SD

Zip Code

57048

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Montrose and the 57048 zip code are located in McCook 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 Montrose, SD

What EPA Radon Zone is Montrose in?

Montrose and the 57048 zip code are in McCook 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 Montrose?

Radon mitigation in Montrose 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 Montrose?

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