Union, KY Radon Levels
Check local Union radon levels and find certified testing and mitigation professionals to keep your home safe
Union, KY Radon Facts
Located in northern Kentucky's Boone County within the Cincinnati metro, Union has recorded an average radon level of 4.67 pCi/L, slightly above the EPA action threshold. The community's limestone bedrock and Ohio River valley geology contribute to moderate-to-high radon potential across the region. Homeowners in zip code 41091 should conduct radon testing and consider mitigation if levels exceed 4.0 pCi/L.
Based on 3 user-submitted radon tests for homes in Union, KY. The EPA recommends taking action at or above 4.0 pCi/L.
Union, KY Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
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Union, KY Radon Levels
User-submitted radon test readings from homes in the Union area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 4 pCi/L | Union, KY | 0-20 Years | Full Basement |
| 5 pCi/L | Union, KY | 0-20 Years | Full Basement |
| 5 pCi/L | union, KY | 21-50 Years | Full Basement |
Have a radon test result for Union? Submit your reading to help other homeowners.
Radon Readings Near Union, KY
Compare radon levels in Union with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Burlington | 5.5 mi | 6.50 pCi/L | 2 |
| Florence | 5.8 mi | 5.40 pCi/L | 5 |
| Hebron | 9.2 mi | 4.50 pCi/L | 2 |
| Independence | 9.7 mi | 4.00 pCi/L | 1 |
| Alexandria | 17.9 mi | 5.00 pCi/L | 1 |
| Carrollton | 30.6 mi | 7.00 pCi/L | 1 |
| Cynthiana | 44.4 mi | 5.00 pCi/L | 1 |
Boone County Radon Profile
EPA mapping assigns Boone 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 4 cities in Boone County average 5.25 pCi/L across 12 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 Boone County home regardless of zone or a neighbor's results.