Colome, SD Radon Mitigation and Testing

Q: What EPA Radon Zone is Colome in?

Colome is in Tripp County, EPA Zone 2.

Q: How much does radon mitigation cost in Colome?

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

Tripp County

EPA Zone 2

Positioned in Tripp County in south-central South Dakota, Colome lies within the Missouri River region where Pierre Shale formations can create moderate radon potential. Testing data for zip code 57528 remains limited, making individual property assessment essential for homeowners. The area's combination of clay-rich soils over shale bedrock can produce variable radon concentrations requiring professional measurement to establish safe indoor air quality levels.

Colome, SD Radon Mitigation

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

Colome, SD Radon Testing

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

Colome Radon Facts

Key details about the radon risk profile for Colome and the 57528 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Tripp County, SD

Zip Code

57528

Predicted Screening Level

2–4 pCi/L (Zone 2)

Colome and the 57528 zip code are located in Tripp 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 Colome, SD

What EPA Radon Zone is Colome in?

Colome and the 57528 zip code are in Tripp 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 Colome?

Radon mitigation in Colome 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 Colome?

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