Letcher County, KY Water Table Trend
The nearest real water-table reading to Letcher County, KY
Wise County, VA, 17 miles from Letcher County, is the closest county with a qualifying well, and its water table is rising, getting shallower over time.
No well inside Letcher County clears this site's 15-year qualifying bar, so this is the closest real reading, not a measurement of Letcher County's own aquifer. Worth checking your own well's depth log against it rather than assuming it matches. See Wise County, VA's full page. See the no-data guide for why a county this close to a qualifying well still doesn't get its own number.
About Letcher County
Letcher County, Kentucky covers 338 square miles and is home to about 20,139 people. USGS's National Groundwater Monitoring Network covers 1,449 of 3,222 US counties (45%) today; Letcher County isn't one of them yet, see the methodology guide for the exact qualifying bar.