Mc Laughlin, SD Radon Mitigation and Testing

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

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

Q: What EPA Radon Zone is Mc Laughlin in?

Mc Laughlin is in Corson County, EPA Zone 1.

Q: How much does radon mitigation cost in Mc Laughlin?

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

Corson County

EPA Zone 1

1 user test

Mc Laughlin is located in Corson County, South Dakota. With 1 user-submitted readings averaging 6.00 pCi/L, the area exceeds the EPA's 4.0 pCi/L action threshold, and testing is strongly recommended for homeowners in the 57642 zip code.

6.00

pCi/L average

Above EPA Action Level

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

4.0 EPA

10+

Mc Laughlin, SD Radon Mitigation

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

Mc Laughlin, SD Radon Testing

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

Mc Laughlin, South Dakota Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
6 pCi/L	Mc Laughlin, SD	51-99 Years	Full Basement	Dec 2023

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

Mc Laughlin Radon Facts

Key details about the radon risk profile for Mc Laughlin and the 57642 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Corson County, SD

Zip Code

57642

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Avg. User Submitted Level

6.00 pCi/L

User Tests Submitted

Mc Laughlin and the 57642 zip code are located in Corson 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 Mc Laughlin, SD

What is the average radon level in Mc Laughlin, SD?

Based on 1 user-submitted test, the average radon level in Mc Laughlin 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 Mc Laughlin in?

Mc Laughlin and the 57642 zip code are in Corson 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 Mc Laughlin?

Radon mitigation in Mc Laughlin 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 Mc Laughlin?

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