Wasta, SD Radon Mitigation and Testing

Q: What EPA Radon Zone is Wasta in?

Wasta is in Pennington County, EPA Zone 2.

Q: How much does radon mitigation cost in Wasta?

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

Pennington County

EPA Zone 2

Located in Pennington County within the Rapid City Metro area, this South Dakota community sits on Pierre Shale formations that can produce significant radon levels. While testing data for zip code 57791 remains unavailable, South Dakota's high radon potential makes testing essential for homeowners. The area's predominantly single-family housing stock with basement foundations creates favorable conditions for radon accumulation if present in local soils.

Wasta, SD Radon Mitigation

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

Wasta, SD Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Wasta Radon Facts

Key details about the radon risk profile for Wasta and the 57791 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Pennington County, SD

Zip Code

57791

Predicted Screening Level

2–4 pCi/L (Zone 2)

Wasta and the 57791 zip code are located in Pennington County, which has an EPA assigned Radon Zone of 2. A radon zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Wasta, SD

What EPA Radon Zone is Wasta in?

Wasta and the 57791 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 Wasta?

Radon mitigation in Wasta 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 Wasta?

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 with the most user-submitted radon test data in the state.

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