Niles, MI Radon Mitigation and Testing

Q: What EPA Radon Zone is Niles in?

Niles is in Berrien County, EPA Zone 3.

Q: How much does radon mitigation cost in Niles?

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

Berrien County

EPA Zone 3

Located in southwestern Michigan's Berrien County, Niles sits in an area where glacial deposits over limestone bedrock can create conditions conducive to radon accumulation. The community's mix of historic homes and modern construction means foundation types vary significantly across neighborhoods. With limited testing data currently available, homeowners in zip code 49120 are encouraged to conduct radon testing to establish baseline levels for their properties.

Niles, MI Radon Mitigation

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

Niles, MI Radon Testing

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

Niles Radon Facts

Key details about the radon risk profile for Niles and the 49120 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Berrien County, MI

Zip Code

49120

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Niles and the 49120 zip code are located in Berrien County, which has an EPA assigned Radon Zone of 3. A radon zone of 3 predicts an average indoor radon screening level less than 2 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Niles, MI

What EPA Radon Zone is Niles in?

Niles and the 49120 zip code are in Berrien County, which has an EPA assigned Radon Zone of 3. A zone of 3 predicts an average indoor radon screening level less than 2 pCi/L.

How much does radon mitigation cost in Niles?

Radon mitigation in Niles 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 Niles?

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 Michigan

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

City	Avg User Radon Level	Submissions
Novi	5.00 pCi/L	7
Rochester	9.00 pCi/L	5
Battle Creek	6.60 pCi/L	5
White Lake	10.00 pCi/L	4
Ypsilanti	8.50 pCi/L	4
Waterford	7.75 pCi/L	4
Howell	7.50 pCi/L	4
Gaylord	6.00 pCi/L	4
Gladstone	5.25 pCi/L	4
West Bloomfield	5.25 pCi/L	4
Clarkston	5.00 pCi/L	4
Flint	9.00 pCi/L	3
Pinckney	7.33 pCi/L	3
Northville	5.33 pCi/L	3
Milford	4.33 pCi/L	3
Plymouth	4.33 pCi/L	3
Portage	3.33 pCi/L	3
Lake Orion	11.00 pCi/L	2
Oxford	11.00 pCi/L	2
Grand Ledge	7.00 pCi/L	2