Mackinaw, IL Radon Mitigation and Testing
Part of the Peoria Metro area in Tazewell County, Mackinaw has recorded a notably high average radon level of 20.0 pCi/L, which far exceeds the EPA action threshold. The community sits within the Illinois River valley where alluvial soils combined with underlying Ordovician limestone create variable radon conditions that can differ significantly from block to block. This single measurement in zip code 61755 suggests residents should prioritize immediate radon testing and likely mitigation to address these elevated levels.
Based on 1 user-submitted radon test for homes in Mackinaw, IL. The EPA recommends taking action at or above 4.0 pCi/L.
Mackinaw, IL Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Mackinaw, IL Radon Testing
Finding qualified radon testing professionals is the first step toward protecting your home.
Mackinaw, Illinois Radon Levels
User-submitted radon test readings from homes in the Mackinaw area.
| Radon Level | City | Home Age | Foundation | Submitted |
|---|---|---|---|---|
| 20 pCi/L | Mackinaw, IL | 21-50 Years | Full Basement | Jan 2025 |
Have a radon test result for Mackinaw? Submit your reading to help other homeowners.
Mackinaw Radon Facts
Key details about the radon risk profile for Mackinaw and the 61755 zip code area.
Mackinaw and the 61755 zip code are located in Tazewell 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 Mackinaw, IL
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Most Active Radon Markets in Illinois
Cities with the most user-submitted radon test data in the state.
| City | Avg User Radon Level | Submissions |
|---|---|---|
| Buffalo Grove | 6.10 pCi/L | 10 |
| Crystal Lake | 7.25 pCi/L | 8 |
| Lake Zurich | 6.00 pCi/L | 7 |
| Grayslake | 5.00 pCi/L | 7 |
| New Lenox | 10.17 pCi/L | 6 |
| Park Ridge | 7.00 pCi/L | 6 |
| Arlington Heights | 6.17 pCi/L | 6 |
| Waterloo | 9.20 pCi/L | 5 |
| Palatine | 7.80 pCi/L | 5 |
| Round Lake | 7.80 pCi/L | 5 |
| Northbrook | 6.20 pCi/L | 5 |
| Mchenry | 11.00 pCi/L | 4 |
| Dekalb | 8.75 pCi/L | 4 |
| Columbia | 8.00 pCi/L | 4 |
| Lisle | 7.25 pCi/L | 4 |
| Normal | 7.25 pCi/L | 4 |
| Antioch | 7.00 pCi/L | 4 |
| Elk Grove Village | 7.00 pCi/L | 4 |
| Aurora | 6.75 pCi/L | 4 |
| Hoffman Estates | 6.75 pCi/L | 4 |