Winner, SD Radon Levels

Q: What EPA Radon Zone is Winner in?

Winner is in Tripp County, EPA Zone 2.

Q: How much does radon mitigation cost in Winner?

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

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

Winner, SD Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)

County Tripp County, SD

Zip Code 57580

Located in Tripp County on South Dakota's prairie, Winner sits atop Pierre Shale and glacial till deposits that characterize the region's geology. Radon testing data is currently unavailable for zip code 57580, making individual home testing important for local residents. The Great Plains' variable geological conditions, combined with the area's mix of older homes and newer construction, create unpredictable radon potential that warrants professional assessment.

Winner, 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 Winner?

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

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

Radon FAQ for Winner, SD

What EPA Radon Zone is Winner in?

Winner and the 57580 zip code are in Tripp County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.

How much does radon mitigation cost in Winner?

Radon mitigation in Winner 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 Winner?

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