Antioch, IL Radon Levels
Check local Antioch radon levels and find certified testing and mitigation professionals to keep your home safe
Antioch, IL Radon Facts
Situated in northern Lake County along the Chicago Metro's suburban corridor, Antioch shows an average radon level of 7.0 pCi/L from recent testing data. This exceeds the EPA action level of 4.0 pCi/L, consistent with the area's glacial till deposits and the prevalence of full basements in homes throughout zip code 60002. The community's postwar residential development and underlying limestone bedrock contribute to conditions that can trap radon gas effectively.
Based on 4 user-submitted radon tests for homes in Antioch, IL. The EPA recommends taking action at or above 4.0 pCi/L.
Antioch, IL Radon Mitigation
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Antioch, IL Radon Levels
User-submitted radon test readings from homes in the Antioch area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 4 pCi/L | Antioch, IL | — | — |
| 11 pCi/L | Antioch, IL | 21-50 Years | Full Basement |
| 5 pCi/L | Antioch, IL | 21-50 Years | Partial Basement |
| 8 pCi/L | Antioch, IL | 0-20 Years | Full Basement |
Have a radon test result for Antioch? Submit your reading to help other homeowners.
Radon Readings Near Antioch, IL
Compare radon levels in Antioch with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Fox Lake | 5.5 mi | 5.00 pCi/L | 1 |
| Spring Grove | 5.6 mi | 14.00 pCi/L | 1 |
| Round Lake | 6.9 mi | 7.80 pCi/L | 5 |
| Grayslake | 8.4 mi | 5.00 pCi/L | 7 |
| Wadsworth | 11.0 mi | 9.50 pCi/L | 2 |
| Gurnee | 11.1 mi | 5.00 pCi/L | 2 |
| Mchenry | 11.2 mi | 11.00 pCi/L | 4 |
| Wauconda | 13.9 mi | 6.67 pCi/L | 3 |
Lake County Radon Profile
The soils and bedrock of Lake County place it in EPA Radon Zone 2, a moderate-risk classification with predicted indoor averages of 2 to 4 pCi/L. Homeowner-submitted tests from 19 cities in Lake County average 6.68 pCi/L across 59 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. Since radon is the second leading cause of lung cancer nationally, the EPA urges every household in Lake County to test, as levels can differ between neighboring homes.