Bigfork, MN Radon Mitigation and Testing

Q: What EPA Radon Zone is Bigfork in?

Bigfork is in Itasca County, EPA Zone 2.

Q: How much does radon mitigation cost in Bigfork?

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

Itasca County

EPA Zone 2

Nestled in Itasca County among Minnesota's northern forests, Bigfork sits on glacial lake deposits over Precambrian bedrock of the Canadian Shield. Testing data for the 56628 area remains sparse, but the underlying granite and metamorphic rocks suggest moderate-to-high radon potential. Residents should test their homes, particularly those with basements or crawl spaces that can concentrate radon from the crystalline bedrock below.

Bigfork, MN Radon Mitigation

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

Bigfork, MN Radon Testing

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

Bigfork Radon Facts

Key details about the radon risk profile for Bigfork and the 56628 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Itasca County, MN

Zip Code

56628

Predicted Screening Level

2–4 pCi/L (Zone 2)

Bigfork and the 56628 zip code are located in Itasca 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 Bigfork, MN

What EPA Radon Zone is Bigfork in?

Bigfork and the 56628 zip code are in Itasca 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 Bigfork?

Radon mitigation in Bigfork 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 Bigfork?

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