Flandreau, SD Radon Mitigation and Testing

Q: What is the average radon level in Flandreau, SD?

Based on 1 user-submitted tests, the average radon level is 6.00 pCi/L.

Q: What EPA Radon Zone is Flandreau in?

Flandreau is in Moody County, EPA Zone 1.

Q: How much does radon mitigation cost in Flandreau?

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

Avg: 6.00 pCi/L

Moody County

EPA Zone 1

1 user test

Positioned in Moody County in southeastern South Dakota, Flandreau sits over glacial till deposits typical of the Prairie Pothole region. The community shows an average radon level of 6.0 pCi/L, which exceeds the EPA action level and indicates that mitigation may be necessary. Homes in zip code 57028 should be tested, particularly those with basements common to this region's construction patterns.

6.00

pCi/L average

Above EPA Action Level

Based on 1 user-submitted radon test for homes in Flandreau, SD. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Flandreau, SD Radon Mitigation

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

Flandreau, SD Radon Testing

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

Flandreau, South Dakota Radon Levels

User-submitted radon test readings from homes in the Flandreau area.

Radon Level	City	Home Age	Foundation	Submitted
6 pCi/L	Flandreau, SD	100+ Years	Full Basement	Jan 2021

Have a radon test result for Flandreau? Submit your reading to help other homeowners.

Flandreau Radon Facts

Key details about the radon risk profile for Flandreau and the 57028 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Moody County, SD

Zip Code

57028

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Avg. User Submitted Level

6.00 pCi/L

User Tests Submitted

Flandreau and the 57028 zip code are located in Moody 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 Flandreau, SD

What is the average radon level in Flandreau, SD?

Based on 1 user-submitted test, the average radon level in Flandreau is 6.00 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.

What EPA Radon Zone is Flandreau in?

Flandreau and the 57028 zip code are in Moody 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 Flandreau?

Radon mitigation in Flandreau 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 Flandreau?

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