Ann Arbor, MI Radon Mitigation and Testing
Home to the University of Michigan in Washtenaw County, Ann Arbor's diverse housing ranges from historic neighborhoods to modern developments, many built over Michigan's glacial till deposits. Current testing shows an average radon level of 5.0 pCi/L, which exceeds the EPA action level and indicates the need for mitigation in affected properties. The city's mix of older homes with stone foundations and newer construction across multiple zip codes creates varying radon entry pathways that warrant individual testing.
Based on 1 user-submitted radon test for homes in Ann Arbor, MI. The EPA recommends taking action at or above 4.0 pCi/L.
Ann Arbor, MI Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Ann Arbor, MI Radon Testing
Finding qualified radon testing professionals is the first step toward protecting your home.
Ann Arbor, Michigan Radon Levels
User-submitted radon test readings from homes in the Ann Arbor area.
| Radon Level | City | Home Age | Foundation | Submitted |
|---|---|---|---|---|
| 5 pCi/L | Ann Arbor, MI | 51-99 Years | Full Basement | Oct 2024 |
Have a radon test result for Ann Arbor? Submit your reading to help other homeowners.
Ann Arbor Radon Facts
Key details about the radon risk profile for Ann Arbor and the 48103 zip code area.
Ann Arbor and the 48103 zip code are located in Washtenaw County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.
Radon FAQ for Ann Arbor, MI
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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 |