Pierre, SD Radon Mitigation and Testing

Q: What EPA Radon Zone is Pierre in?

Pierre is in Hughes County, EPA Zone 1.

Q: How much does radon mitigation cost in Pierre?

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

Hughes County

EPA Zone 1

As South Dakota's capital city in Hughes County, Pierre sits in EPA Zone 1 where uranium-bearing soils and Pierre Shale formations create high radon potential throughout the region. The city's mix of government buildings, historic homes, and modern residential developments all face elevated radon risk. With testing data limited in zip code 57501, both homeowners and renters should conduct radon testing to ensure safe indoor air quality.

Pierre, SD Radon Mitigation

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

Pierre, SD Radon Testing

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

Pierre Radon Facts

Key details about the radon risk profile for Pierre and the 57501 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Hughes County, SD

Zip Code

57501

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Pierre and the 57501 zip code are located in Hughes 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 Pierre, SD

What EPA Radon Zone is Pierre in?

Pierre and the 57501 zip code are in Hughes 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 Pierre?

Radon mitigation in Pierre 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 Pierre?

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