Harrietta, MI Radon Mitigation and Testing

Q: What EPA Radon Zone is Harrietta in?

Harrietta is in Wexford County, EPA Zone 3.

Q: How much does radon mitigation cost in Harrietta?

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

Wexford County

EPA Zone 3

Located in Wexford County within Michigan's northern Lower Peninsula, Harrietta is built on glacial till and sandy soils that can vary significantly in radon production potential. The area features a mix of year-round residences and seasonal cabins, many with basement or crawl space foundations common to the region's forest setting. Since radon testing data for zip code 49638 is not currently available, professional testing is recommended for all properties in this geologically diverse area.

Harrietta, MI Radon Mitigation

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

Harrietta, MI Radon Testing

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

Harrietta Radon Facts

Key details about the radon risk profile for Harrietta and the 49638 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Wexford County, MI

Zip Code

49638

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Harrietta and the 49638 zip code are located in Wexford 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 Harrietta, MI

What EPA Radon Zone is Harrietta in?

Harrietta and the 49638 zip code are in Wexford 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 Harrietta?

Radon mitigation in Harrietta 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 Harrietta?

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