Eden, SD Radon Mitigation and Testing

Q: What EPA Radon Zone is Eden in?

Eden is in Marshall County, EPA Zone 1.

Q: How much does radon mitigation cost in Eden?

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

Marshall County

EPA Zone 1

Eden in Marshall County lies within South Dakota's glaciated prairie region, where thick glacial deposits over sedimentary bedrock create conditions favorable for radon production. While specific testing data for zip code 57232 is currently limited, the geological setting suggests homeowners should prioritize testing. Rural properties in this area often feature full basements or partial foundations that can concentrate radon gas.

Eden, SD Radon Mitigation

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

Eden, SD Radon Testing

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

Eden Radon Facts

Key details about the radon risk profile for Eden and the 57232 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Marshall County, SD

Zip Code

57232

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Eden and the 57232 zip code are located in Marshall County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Eden, SD

What EPA Radon Zone is Eden in?

Eden and the 57232 zip code are in Marshall 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 Eden?

Radon mitigation in Eden 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 Eden?

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