Fergus Falls, MN Radon Mitigation and Testing

Q: What is the average radon level in Fergus Falls, MN?

Based on 2 user-submitted tests, the average radon level is 5.00 pCi/L.

Q: What EPA Radon Zone is Fergus Falls in?

Fergus Falls is in Otter Tail County, EPA Zone 1.

Q: How much does radon mitigation cost in Fergus Falls?

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

Avg: 5.00 pCi/L

Otter Tail County

EPA Zone 1

2 user tests

Fergus Falls in Otter Tail County shows an average radon level of 5.0 pCi/L, exceeding the EPA's 4.0 pCi/L action level based on available testing. This west-central Minnesota community sits on glacial deposits that commonly produce elevated radon readings throughout the prairie pothole region. Homeowners should test their properties and consider mitigation systems, especially in homes with full basements typical of Minnesota construction.

5.00

pCi/L average

Above EPA Action Level

Based on 2 user-submitted radon tests for homes in Fergus Falls, MN. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Fergus Falls, MN Radon Mitigation

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

Fergus Falls, MN Radon Testing

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

Fergus Falls, Minnesota Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
7 pCi/L	Fergus Falls, MN	21-50 Years	Full Basement	Dec 2023
3 pCi/L	Fergus Falls, MN	21-50 Years	No Basement/All Slab	Aug 2019

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

Fergus Falls Radon Facts

Key details about the radon risk profile for Fergus Falls and the 56537 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Otter Tail County, MN

Zip Code

56537

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Avg. User Submitted Level

5.00 pCi/L

User Tests Submitted

Fergus Falls and the 56537 zip code are located in Otter Tail 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 Fergus Falls, MN

What is the average radon level in Fergus Falls, MN?

Based on 2 user-submitted tests, the average radon level in Fergus Falls is 5.00 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 Fergus Falls in?

Fergus Falls and the 56537 zip code are in Otter Tail 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 Fergus Falls?

Radon mitigation in Fergus Falls 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 Fergus Falls?

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 Minnesota

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Savage	5.00 pCi/L	3
Faribault	10.00 pCi/L	2
Shakopee	6.50 pCi/L	2
Minneapolis	5.00 pCi/L	2
Lakeville	6.00 pCi/L	1
Delano	5.00 pCi/L	1
Montgomery	5.00 pCi/L	1
Rosemount	No submissions	0