Aurora, IL Radon Levels
Check local Aurora radon levels and find certified testing and mitigation professionals to keep your home safe
Aurora, IL Radon Facts
Located in DuPage County within the western suburbs of the Chicago metro, Aurora sits on glacial till deposits that create highly favorable conditions for radon production. Testing data reveals average radon levels of 6.75 pCi/L, significantly exceeding the EPA action threshold. The area's predominantly postwar housing with full basements provides ideal conditions for radon accumulation.
Based on 4 user-submitted radon tests for homes in Aurora, IL. The EPA recommends taking action at or above 4.0 pCi/L.
Aurora, IL Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Need Radon Mitigation or Testing in Aurora?
- 100% Free, No-Obligation Quotes
- Matches You with State-Licensed Dupage County Pros
Aurora, IL Radon Levels
User-submitted radon test readings from homes in the Aurora area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 7 pCi/L | Aurora, IL | 51-99 Years | No Basement/All Crawl Space |
| 8 pCi/L | Aurora, IL | 21-50 Years | Partial Basement |
| 5 pCi/L | Aurora, IL | 0-20 Years | Full Basement |
Have a radon test result for Aurora? Submit your reading to help other homeowners.
Radon Readings Near Aurora, IL
Compare radon levels in Aurora with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Montgomery | 3.8 mi | 8.50 pCi/L | 2 |
| North Aurora | 4.4 mi | 7.00 pCi/L | 2 |
| Naperville | 6.3 mi | 6.25 pCi/L | 4 |
| Warrenville | 6.7 mi | 10.50 pCi/L | 2 |
| Sugar Grove | 8.3 mi | 7.00 pCi/L | 1 |
| Geneva | 9.1 mi | 7.00 pCi/L | 2 |
| Bolingbrook | 9.8 mi | 9.00 pCi/L | 2 |
| Lisle | 10.1 mi | 7.25 pCi/L | 4 |
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.