Roscoe, IL Radon Levels
Check local Roscoe radon levels and find certified testing and mitigation professionals to keep your home safe
Roscoe, IL Radon Facts
Located in Winnebago County in the northwest suburban belt beyond Chicago, Roscoe sits on glacial till deposits over limestone bedrock that create favorable conditions for radon production. Based on available testing data, the community shows an average radon level of 5.5 pCi/L, which exceeds the EPA action level of 4.0 pCi/L. With most homes featuring full basements typical of northern Illinois construction, residents in zip code 61073 should prioritize radon testing and mitigation.
Based on 2 user-submitted radon tests for homes in Roscoe, IL. The EPA recommends taking action at or above 4.0 pCi/L.
Roscoe, IL Radon Mitigation
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Roscoe, IL Radon Levels
User-submitted radon test readings from homes in the Roscoe area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 6 pCi/L | Roscoe, IL | 0-20 Years | Full Basement |
| 5 pCi/L | Roscoe, IL | 21-50 Years | Partial Basement |
Have a radon test result for Roscoe? Submit your reading to help other homeowners.
Radon Readings Near Roscoe, IL
Compare radon levels in Roscoe with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| South Beloit | 4.7 mi | 4.00 pCi/L | 1 |
| Rockton | 5.3 mi | 6.00 pCi/L | 1 |
| Poplar Grove | 8.8 mi | 7.00 pCi/L | 2 |
| Belvidere | 13.4 mi | 4.50 pCi/L | 2 |
| Pecatonica | 19.7 mi | 11.00 pCi/L | 1 |
| Harvard | 19.9 mi | 8.00 pCi/L | 2 |
| Davis | 21.1 mi | 8.00 pCi/L | 1 |
| Stillman Valley | 23.2 mi | 5.00 pCi/L | 1 |
Winnebago County Radon Profile
The bedrock and soils beneath Winnebago County are classified by the EPA as Radon Zone 1, the highest-risk tier, with predicted average indoor screening levels above 4 pCi/L. Homeowner-submitted tests from 4 cities in Winnebago County average 6.40 pCi/L across 5 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. Radon is the second leading cause of lung cancer in the United States, and a short-term test is the only way to confirm a specific home's level in Winnebago County.