Lower Brule, SD Radon Mitigation and Testing

Q: What EPA Radon Zone is Lower Brule in?

Lower Brule is in Lyman County, EPA Zone 1.

Q: How much does radon mitigation cost in Lower Brule?

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

Lyman County

EPA Zone 1

Positioned along the Missouri River in Lyman County, Lower Brule lies in an area of river terrace deposits over Pierre Shale formations. While specific radon testing data for the 57548 area is limited, the underlying geological conditions suggest homeowners should conduct radon testing. The community's housing stock includes both traditional single-family homes and manufactured housing on various foundation types.

Lower Brule, SD Radon Mitigation

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

Lower Brule, SD Radon Testing

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

Lower Brule Radon Facts

Key details about the radon risk profile for Lower Brule and the 57548 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Lyman County, SD

Zip Code

57548

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Lower Brule and the 57548 zip code are located in Lyman 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 Lower Brule, SD

What EPA Radon Zone is Lower Brule in?

Lower Brule and the 57548 zip code are in Lyman 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 Lower Brule?

Radon mitigation in Lower Brule 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 Lower Brule?

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