Owanka, SD Radon Levels

Q: What EPA Radon Zone is Owanka in?

Owanka is in Pennington County, EPA Zone 2.

Q: How much does radon mitigation cost in Owanka?

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

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

Owanka, SD Radon Facts

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

County Pennington County, SD

Zip Code 57767

Found in Pennington County within the Rapid City Metro area, Owanka sits in EPA Zone 2 territory where the Black Hills region's complex geology creates moderate radon potential. The area's mix of sedimentary rocks and varied topography can produce different radon levels depending on specific location and housing characteristics. With testing data currently limited for zip code 57767, homeowners should conduct radon testing to assess their individual situation.

Owanka, 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 Owanka, SD

What EPA Radon Zone is Owanka in?

Owanka and the 57767 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 Owanka?

Radon mitigation in Owanka 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 Owanka?

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