Glen Ellyn, IL Radon Levels
Check local Glen Ellyn radon levels and find certified testing and mitigation professionals to keep your home safe
Glen Ellyn, IL Radon Facts
Situated in DuPage County within Chicago's western suburbs, Glen Ellyn shows an average radon level of 6.5 pCi/L based on available testing data. This reading exceeds the EPA action level of 4.0 pCi/L, reflecting the glacial till deposits over limestone bedrock that characterize this 60137 zip code area and create favorable conditions for radon accumulation.
Based on 3 user-submitted radon tests for homes in Glen Ellyn, IL. The EPA recommends taking action at or above 4.0 pCi/L.
Glen Ellyn, IL Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
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Glen Ellyn, IL Radon Levels
User-submitted radon test readings from homes in the Glen Ellyn area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 6 pCi/L | Glen Ellyn, IL | 0-20 Years | Full Basement |
| 7 pCi/L | Glen Ellyn, IL | 21-50 Years | Partial Basement |
Have a radon test result for Glen Ellyn? Submit your reading to help other homeowners.
Radon Readings Near Glen Ellyn, IL
Compare radon levels in Glen Ellyn with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Wheaton | 2.0 mi | 4.00 pCi/L | 1 |
| Lombard | 2.5 mi | 6.25 pCi/L | 4 |
| Carol Stream | 2.6 mi | 6.00 pCi/L | 1 |
| Glendale Heights | 3.8 mi | 11.00 pCi/L | 1 |
| Hinsdale | 4.3 mi | 5.00 pCi/L | 1 |
| Winfield | 4.5 mi | 5.75 pCi/L | 4 |
| Villa Park | 4.6 mi | 12.50 pCi/L | 2 |
| Addison | 5.6 mi | 4.00 pCi/L | 1 |
Dupage County Radon Profile
EPA mapping assigns Dupage County to Radon Zone 2, indicating moderate predicted indoor screening levels in the 2 to 4 pCi/L range based on regional geology. Homeowner-submitted tests from 25 cities in Dupage County average 6.98 pCi/L across 45 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Dupage County home regardless of zone or a neighbor's results.