White River, SD Radon Mitigation and Testing

Q: What EPA Radon Zone is White River in?

White River is in Mellette County, EPA Zone 2.

Q: How much does radon mitigation cost in White River?

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

Mellette County

EPA Zone 2

Located in Mellette County on the Great Plains of south-central South Dakota, White River sits in an area where Pierre Shale formations and glacial deposits can produce variable radon conditions. The town's housing stock includes older frame homes and mobile homes, many with partial basements or crawl spaces typical of rural Great Plains construction. With limited testing data currently available for the 57579 area, homeowners should conduct radon measurements to determine their property's specific risk level.

White River, SD Radon Mitigation

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

White River, SD Radon Testing

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

White River Radon Facts

Key details about the radon risk profile for White River and the 57579 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Mellette County, SD

Zip Code

57579

Predicted Screening Level

2–4 pCi/L (Zone 2)

White River and the 57579 zip code are located in Mellette County, which has an EPA assigned Radon Zone of 2. A radon zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for White River, SD

What EPA Radon Zone is White River in?

White River and the 57579 zip code are in Mellette County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.

How much does radon mitigation cost in White River?

Radon mitigation in White River 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 White River?

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