Crest Hill, IL Radon Levels
Check local Crest Hill radon levels and find certified testing and mitigation professionals to keep your home safe
Crest Hill, IL Radon Facts
Located in Will County in the southern suburban reaches of the Chicago Metro, Crest Hill shows an average radon level of 6.0 pCi/L based on available testing data. This reading exceeds the EPA action level, reflecting the area's glacial till deposits over limestone bedrock that create favorable conditions for radon accumulation in zip code 60403. The community's predominantly single-family homes with full basements provide the enclosed below-grade spaces where radon concentrates most readily.
Based on 1 user-submitted radon test for homes in Crest Hill, IL. The EPA recommends taking action at or above 4.0 pCi/L.
Crest Hill, IL Radon Mitigation
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Crest Hill, IL Radon Levels
User-submitted radon test readings from homes in the Crest Hill area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 6 pCi/L | Crest Hill, IL | 21-50 Years | No Basement/All Slab |
Have a radon test result for Crest Hill? Submit your reading to help other homeowners.
Radon Readings Near Crest Hill, IL
Compare radon levels in Crest Hill with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Joliet | 3.4 mi | 6.67 pCi/L | 3 |
| Lockport | 3.6 mi | 12.50 pCi/L | 2 |
| Romeoville | 6.1 mi | 15.00 pCi/L | 1 |
| Plainfield | 6.9 mi | 6.33 pCi/L | 3 |
| Shorewood | 6.9 mi | 4.00 pCi/L | 1 |
| New Lenox | 7.8 mi | 10.14 pCi/L | 7 |
| Homer Glen | 7.9 mi | 4.33 pCi/L | 3 |
| Bolingbrook | 9.3 mi | 9.00 pCi/L | 2 |
Will County Radon Profile
EPA mapping assigns Will 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 16 cities in Will County average 8.00 pCi/L across 30 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 Will County home regardless of zone or a neighbor's results.