Deerfield, IL Radon Levels
Check local Deerfield radon levels and find certified testing and mitigation professionals to keep your home safe
Deerfield, IL Radon Facts
Situated in Lake County along the northern suburban corridor of the Chicago metro, Deerfield recorded an average radon level of 4.0 pCi/L, right at the EPA action threshold. The community's 60015 zip code area sits on glacial till deposits over limestone bedrock, conditions that support radon production throughout the region. Despite being at the threshold level, ongoing testing is recommended as individual homes can vary significantly from neighborhood averages.
Based on 1 user-submitted radon test for homes in Deerfield, IL. The EPA recommends taking action at or above 4.0 pCi/L.
Deerfield, IL Radon Mitigation
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Deerfield, IL Radon Levels
User-submitted radon test readings from homes in the Deerfield area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 4 pCi/L | Deerfield, IL | 51-99 Years | Full Basement |
Have a radon test result for Deerfield? Submit your reading to help other homeowners.
Radon Readings Near Deerfield, IL
Compare radon levels in Deerfield with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Highland Park | 2.8 mi | 10.00 pCi/L | 3 |
| Northbrook | 3.2 mi | 6.20 pCi/L | 5 |
| Lincolnshire | 3.9 mi | 6.00 pCi/L | 1 |
| Wheeling | 4.6 mi | 5.00 pCi/L | 2 |
| Lake Forest | 4.7 mi | 10.00 pCi/L | 1 |
| Buffalo Grove | 5.4 mi | 6.10 pCi/L | 10 |
| Prospect Heights | 6.1 mi | 10.00 pCi/L | 1 |
| Vernon Hills | 7.0 mi | 7.00 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.