Orleans, MI Radon Mitigation and Testing

Q: What EPA Radon Zone is Orleans in?

Orleans is in Ionia County, EPA Zone 2.

Q: How much does radon mitigation cost in Orleans?

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

Ionia County

EPA Zone 2

Rural Orleans in Ionia County lies within Michigan's glacial till region, where mixed clay and sandy soils over limestone bedrock create moderate radon potential throughout the Grand Rapids Metro area. With limited local testing data available, homeowners should conduct professional radon assessments, particularly in properties with full or partial basements common in this part of western Michigan. The area's agricultural setting includes both older farmhouses and newer rural residential development.

Orleans, MI Radon Mitigation

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

Orleans, MI Radon Testing

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

Orleans Radon Facts

Key details about the radon risk profile for Orleans and the 48865 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Ionia County, MI

Zip Code

48865

Predicted Screening Level

2–4 pCi/L (Zone 2)

Orleans and the 48865 zip code are located in Ionia 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 Orleans, MI

What EPA Radon Zone is Orleans in?

Orleans and the 48865 zip code are in Ionia 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 Orleans?

Radon mitigation in Orleans 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 Orleans?

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