South Shore, SD Radon Mitigation and Testing

Q: What EPA Radon Zone is South Shore in?

South Shore is in Codington County, EPA Zone 1.

Q: How much does radon mitigation cost in South Shore?

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

Codington County

EPA Zone 1

South Shore, SD resides in Codington 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. Testing is recommended for all homes in the 57263 zip code area.

South Shore, SD Radon Mitigation

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

South Shore, SD Radon Testing

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

South Shore Radon Facts

Key details about the radon risk profile for South Shore and the 57263 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Codington County, SD

Zip Code

57263

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

South Shore and the 57263 zip code are located in Codington 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 South Shore, SD

What EPA Radon Zone is South Shore in?

South Shore and the 57263 zip code are in Codington 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 South Shore?

Radon mitigation in South Shore 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 South Shore?

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