Highmore, SD Radon Levels

Q: What EPA Radon Zone is Highmore in?

Highmore is in Hyde County, EPA Zone 1.

Q: How much does radon mitigation cost in Highmore?

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

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

Highmore, SD Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)

County Hyde County, SD

Zip Code 57345

Rural Hyde County community Highmore (zip code 57345) sits on the South Dakota prairie where glacial deposits over Pierre Shale create high radon potential throughout the region. Testing data for this area is currently limited, but given South Dakota's status as a Zone 1 (high radon potential) state, professional testing is strongly recommended. Local homes, often featuring basements or crawl spaces, should be monitored regularly for radon accumulation.

Highmore, 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 Highmore, SD

What EPA Radon Zone is Highmore in?

Highmore and the 57345 zip code are in Hyde 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 Highmore?

Radon mitigation in Highmore 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 Highmore?

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