Hanover, IL Radon Levels
Check local Hanover radon levels and find certified testing and mitigation professionals to keep your home safe
Hanover, IL Radon Facts
Tucked in Jo Daviess County near the Mississippi River bluffs, Hanover has recorded an average radon level of 5.0 pCi/L, which exceeds the EPA's action threshold and reflects the area's complex limestone geology. This historic river community features homes from various eras, many with basements that can concentrate radon gas. Given the documented elevated reading and the region's geological characteristics, professional radon testing and potential mitigation should be priorities for zip code 61041 residents.
Based on 1 user-submitted radon test for homes in Hanover, IL. The EPA recommends taking action at or above 4.0 pCi/L.
Hanover, IL Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
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Hanover, IL Radon Levels
User-submitted radon test readings from homes in the Hanover area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 5 pCi/L | Hanover, IL | — | Full Basement |
Have a radon test result for Hanover? Submit your reading to help other homeowners.
Radon Readings Near Hanover, IL
Compare radon levels in Hanover with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Galena | 12.8 mi | 1.00 pCi/L | 1 |
| East Dubuque | 22.5 mi | 8.00 pCi/L | 2 |
| Lanark | 26.4 mi | 12.00 pCi/L | 3 |
| Fulton | 29.0 mi | 4.00 pCi/L | 1 |
| Freeport | 33.6 mi | 3.67 pCi/L | 3 |
| Orangeville | 36.1 mi | 14.00 pCi/L | 1 |
| Rock Falls | 45.8 mi | 6.00 pCi/L | 2 |
| Mount Morris | 46.2 mi | 4.00 pCi/L | 1 |
Jo Daviess County Radon Profile
The bedrock and soils beneath Jo Daviess 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 Jo Daviess County average 5.50 pCi/L across 4 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 Jo Daviess County.