Rock Falls, IL Radon Mitigation and Testing
Situated in Whiteside County along Illinois' river valley region, Rock Falls shows an average radon level of 6.0 pCi/L based on local testing data. This reading exceeds the EPA action level of 4.0 pCi/L, reflecting the area's Illinois River valley alluvial soils combined with underlying Ordovician limestone that create variable radon conditions. Homeowners in the 61071 zip code should prioritize radon testing and mitigation where needed.
Based on 2 user-submitted radon tests for homes in Rock Falls, IL. The EPA recommends taking action at or above 4.0 pCi/L.
Rock Falls, IL Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Rock Falls, IL Radon Testing
Finding qualified radon testing professionals is the first step toward protecting your home.
Rock Falls, Illinois Radon Levels
User-submitted radon test readings from homes in the Rock Falls area.
| Radon Level | City | Home Age | Foundation | Submitted |
|---|---|---|---|---|
| 5 pCi/L | Rock Falls, IL | 21-50 Years | — | Jan 2024 |
| 7 pCi/L | Rock Falls, IL | 51-99 Years | Full Basement | Oct 2018 |
Have a radon test result for Rock Falls? Submit your reading to help other homeowners.
Rock Falls Radon Facts
Key details about the radon risk profile for Rock Falls and the 61071 zip code area.
Rock Falls and the 61071 zip code are located in Whiteside 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 Rock Falls, 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 |