Lake Forest, IL Radon Levels
Check local Lake Forest radon levels and find certified testing and mitigation professionals to keep your home safe
Lake Forest, IL Radon Facts
Positioned along the northern suburban corridor in Lake County, Lake Forest recorded a significant 10.0 pCi/L average that substantially exceeds EPA action levels. The area's glacial till deposits from Wisconsin glaciation create soil conditions highly favorable for radon production, particularly problematic for the community's many homes with full basements. Regular radon testing and mitigation should be priorities for homeowners throughout the 60045 zip code area.
Based on 1 user-submitted radon test for homes in Lake Forest, IL. The EPA recommends taking action at or above 4.0 pCi/L.
Lake Forest, IL Radon Mitigation
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Lake Forest, IL Radon Levels
User-submitted radon test readings from homes in the Lake Forest area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 10 pCi/L | Lake Forest, IL | 21-50 Years | Partial Basement |
Have a radon test result for Lake Forest? Submit your reading to help other homeowners.
Radon Readings Near Lake Forest, IL
Compare radon levels in Lake Forest with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Lake Bluff | 3.1 mi | 4.00 pCi/L | 1 |
| Highland Park | 4.6 mi | 10.00 pCi/L | 3 |
| Deerfield | 4.7 mi | 4.00 pCi/L | 1 |
| Lincolnshire | 4.8 mi | 6.00 pCi/L | 1 |
| Libertyville | 6.0 mi | 9.33 pCi/L | 3 |
| Vernon Hills | 6.4 mi | 7.00 pCi/L | 3 |
| Northbrook | 7.7 mi | 6.20 pCi/L | 5 |
| Buffalo Grove | 8.0 mi | 6.10 pCi/L | 10 |
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.