Lake Orion, MI Radon Mitigation and Testing

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

Based on 2 user-submitted tests, the average radon level is 11.00 pCi/L.

Q: What EPA Radon Zone is Lake Orion in?

Lake Orion is in Oakland County, EPA Zone 2.

Q: How much does radon mitigation cost in Lake Orion?

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

Avg: 11.00 pCi/L

Oakland County

EPA Zone 2

2 user tests

Lake Orion is located in Oakland County, Michigan. With 2 user-submitted readings averaging 11.00 pCi/L, the area exceeds the EPA's 4.0 pCi/L action threshold, and testing is strongly recommended for homeowners in the 48359 zip code.

11.00

pCi/L average

Above EPA Action Level

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

4.0 EPA

10+

Lake Orion, MI Radon Mitigation

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

Lake Orion, MI Radon Testing

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

Lake Orion, Michigan Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
18 pCi/L	Lake Orion, MI	0-20 Years	Full Basement	Jun 2023
4 pCi/L	lake orion, MI	0-20 Years	Full Basement	Feb 2018

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

Lake Orion Radon Facts

Key details about the radon risk profile for Lake Orion and the 48359 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Oakland County, MI

Zip Code

48359

Predicted Screening Level

2–4 pCi/L (Zone 2)

Avg. User Submitted Level

11.00 pCi/L

User Tests Submitted

Lake Orion and the 48359 zip code are located in Oakland 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 Lake Orion, MI

What is the average radon level in Lake Orion, MI?

Based on 2 user-submitted tests, the average radon level in Lake Orion is 11.00 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 Lake Orion in?

Lake Orion and the 48359 zip code are in Oakland 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 Lake Orion?

Radon mitigation in Lake Orion 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 Lake Orion?

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