Claremont, SD Radon Mitigation and Testing

Q: What EPA Radon Zone is Claremont in?

Claremont is in Brown County, EPA Zone 1.

Q: How much does radon mitigation cost in Claremont?

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

Brown County

EPA Zone 1

This small Brown County community lies within South Dakota's glacial prairie region where till deposits and underlying sedimentary bedrock can influence radon production. Testing data for zip code 57432 is currently limited, making individual home assessment essential. The area's agricultural setting and mix of older farmsteads may have varying radon levels depending on construction characteristics and local soil conditions.

Claremont, SD Radon Mitigation

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

Claremont, SD Radon Testing

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

Claremont Radon Facts

Key details about the radon risk profile for Claremont and the 57432 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Brown County, SD

Zip Code

57432

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Claremont and the 57432 zip code are located in Brown 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 Claremont, SD

What EPA Radon Zone is Claremont in?

Claremont and the 57432 zip code are in Brown 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 Claremont?

Radon mitigation in Claremont 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 Claremont?

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