Keldron, SD Radon Levels

Q: What EPA Radon Zone is Keldron in?

Keldron is in Corson County, EPA Zone 1.

Q: How much does radon mitigation cost in Keldron?

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

Check local Keldron radon levels and find certified testing and mitigation professionals to keep your home safe

Keldron, SD Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)

County Corson County, SD

Zip Code 57634

Located in Corson County on South Dakota's northern plains, Keldron sits atop Pierre Shale formations and glacial till deposits that characterize this region's geology. The rural community's housing consists primarily of older farmsteads and ranch-style homes, many with basement foundations that could potentially accumulate radon. With limited testing data available for the 57634 area, homeowners should conduct radon measurements to establish their property-specific risk levels.

Keldron, SD Radon Mitigation

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

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Radon FAQ for Keldron, SD

What EPA Radon Zone is Keldron in?

Keldron and the 57634 zip code are in Corson 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 Keldron?

Radon mitigation in Keldron 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 Keldron?

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 in South Dakota with the most user-submitted radon test data, ranked by number of submissions.

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