Wall, SD Radon Levels

Q: What EPA Radon Zone is Wall in?

Wall is in Pennington County, EPA Zone 2.

Q: How much does radon mitigation cost in Wall?

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

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

Wall, SD Radon Facts

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

County Pennington County, SD

Zip Code 57790

Located near Badlands National Park in Pennington County, Wall sits in the Rapid City Metro area where Pierre Shale formations can contribute to moderate radon levels. Testing data for zip code 57790 is currently limited, making professional radon assessment important for local homeowners. The area's sedimentary geology creates conditions where radon levels can vary significantly between properties.

Wall, 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 Wall, SD

What EPA Radon Zone is Wall in?

Wall and the 57790 zip code are in Pennington 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 Wall?

Radon mitigation in Wall 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 Wall?

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