Ashton, SD Radon Levels
Check local Ashton radon levels and find certified testing and mitigation professionals to keep your home safe
Ashton, SD Radon Facts
EPA Radon Zone
Zone 1 — High Risk
> 4.0 pCi/L (Zone 1)
County
Spink County, SD
Zip Code
57424
Found in Spink County in north-central South Dakota, this community is classified as EPA Zone 1, indicating high radon potential. Limited testing data for the 57424 area makes professional radon assessment particularly important for homeowners. The region's glacial geology and continental climate create soil conditions that can facilitate radon gas migration into homes.
Ashton, 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 Ashton?
- 100% Free, No-Obligation Quotes
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1-800-299-3578
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Radon FAQ for Ashton, SD
What EPA Radon Zone is Ashton in?
Ashton and the 57424 zip code are in Spink 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 Ashton?
Radon mitigation in Ashton 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 Ashton?
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 |