Carthage, SD Radon Levels

Q: What EPA Radon Zone is Carthage in?

Carthage is in Miner County, EPA Zone 1.

Q: How much does radon mitigation cost in Carthage?

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

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

Carthage, SD Radon Facts

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

County Miner County, SD

Zip Code 57323

Situated in Miner County on the South Dakota prairie, Carthage lies in an EPA Zone 1 high-risk area where glacial deposits over underlying bedrock create favorable conditions for radon production. Limited testing data means homeowners in the 57323 area should prioritize radon testing, particularly in homes with basements typical of Great Plains construction. The community's agricultural setting and older housing stock warrant careful attention to radon levels.

Carthage, SD Radon Mitigation

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

Need Radon Mitigation or Testing in Carthage?

100% Free, No-Obligation Quotes
Matches You with State-Licensed Miner County Pros

1-800-299-3578 Toll-free · Mon–Fri 8am–6pm ET

Radon FAQ for Carthage, SD

What EPA Radon Zone is Carthage in?

Carthage and the 57323 zip code are in Miner 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 Carthage?

Radon mitigation in Carthage 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 Carthage?

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