Allen County, KY Water Table Trend
What the closest monitoring well shows for Allen County
The closest qualifying well to Allen County is 57 miles away in Putnam County, TN, where the trend runs holding roughly steady.
Allen County itself has no monitoring well with enough history to call its own trend, so treat this as a regional estimate, not Allen County's own number. If you own a well here, comparing your own depth log against this regional figure is worth doing before assuming either way. See Putnam County, TN'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.
Allen County, Kentucky in brief
About 22,037 people live across Allen County's 344 square miles, in Kentucky. USGS's National Groundwater Monitoring Network covers 1,449 of 3,222 US counties (45%) today; Allen County isn't one of them yet, see the methodology guide for the exact qualifying bar.