Lexington, KY Radon Levels
Check local Lexington radon levels and find certified testing and mitigation professionals to keep your home safe
Lexington, KY Radon Facts
Located in Fayette County as the heart of the Lexington Metro area, Lexington shows radon levels averaging 8.4 pCi/L based on local testing data—significantly exceeding the EPA's 4.0 pCi/L action threshold. The region's limestone bedrock and karst geology throughout the Bluegrass region create conditions highly favorable for radon accumulation in homes. Residents in zip codes 40502 and 40503 should prioritize radon testing and mitigation, as current data indicates elevated risk across the area.
Based on 5 user-submitted radon tests for homes in Lexington, KY. The EPA recommends taking action at or above 4.0 pCi/L.
Lexington, KY Radon Mitigation
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Lexington, KY Radon Levels
User-submitted radon test readings from homes in the Lexington area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 6 pCi/L | Lexington, KY | 0-20 Years | Full Basement |
| 9 pCi/L | Lexington, KY | 0-20 Years | No Basement/All Slab |
| 6 pCi/L | Lexington, KY | 0-20 Years | Full Basement |
| 6 pCi/L | Lexington, KY | 21-50 Years | No Basement/All Slab |
| 15 pCi/L | Lexington, KY | 51-99 Years | No Basement/All Crawl Space |
Have a radon test result for Lexington? Submit your reading to help other homeowners.
Radon Readings Near Lexington, KY
Compare radon levels in Lexington with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Nicholasville | 10.8 mi | 8.00 pCi/L | 1 |
| Versailles | 12.5 mi | 20.00 pCi/L | 1 |
| Georgetown | 13.1 mi | 15.00 pCi/L | 1 |
| Winchester | 17.7 mi | 5.00 pCi/L | 1 |
| Lawrenceburg | 23.4 mi | 5.00 pCi/L | 1 |
| Frankfort | 24.0 mi | 7.80 pCi/L | 5 |
| Harrodsburg | 25.1 mi | 9.00 pCi/L | 2 |
| Cynthiana | 27.8 mi | 5.00 pCi/L | 1 |
Fayette County Radon Profile
Because of its underlying geology, Fayette County is mapped as EPA Radon Zone 1 — the most elevated classification — where predicted indoor screening averages exceed 4 pCi/L. Homeowner-submitted tests from 1 city in Fayette County average 8.40 pCi/L across 5 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 Fayette County home regardless of zone or a neighbor's results.