Sunfield, MI Radon Mitigation and Testing

Q: What is the average radon level in Sunfield, MI?

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

Q: What EPA Radon Zone is Sunfield in?

Sunfield is in Eaton County, EPA Zone 2.

Q: How much does radon mitigation cost in Sunfield?

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

Eaton County

EPA Zone 2

1 user test

Located in south-central Michigan's Eaton County, Sunfield recorded an average radon level of 6.0 pCi/L in recent testing from zip code 48890, exceeding the EPA action threshold. This community serves both the Grand Rapids and Lansing Metro areas, sitting in a region where glacial deposits create favorable conditions for radon accumulation. The area's predominantly full-basement construction typical of Michigan housing amplifies the importance of proper radon mitigation.

6.00

pCi/L average

Above EPA Action Level

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

4.0 EPA

10+

Sunfield, MI Radon Mitigation

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

Sunfield, MI Radon Testing

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

Sunfield, Michigan Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
6 pCi/L	Sunfield, MI	100+ Years	Full Basement	Dec 2025

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

Sunfield Radon Facts

Key details about the radon risk profile for Sunfield and the 48890 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Eaton County, MI

Zip Code

48890

Predicted Screening Level

2–4 pCi/L (Zone 2)

Avg. User Submitted Level

6.00 pCi/L

User Tests Submitted

Sunfield and the 48890 zip code are located in Eaton 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 Sunfield, MI

What is the average radon level in Sunfield, MI?

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

Sunfield and the 48890 zip code are in Eaton 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 Sunfield?

Radon mitigation in Sunfield 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 Sunfield?

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