Clay County, IN Water Table Trend
The nearest real water-table reading to Clay County, IN
The closest qualifying well to Clay County is 15 miles away in Vigo County, IN, where the trend runs rising, getting shallower over time.
Clay County itself has no monitoring well with enough history to call its own trend, so treat this as a regional estimate, not Clay 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 Vigo County, IN'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.
Clay County, Indiana in brief
About 26,424 people live across Clay County's 358 square miles, in Indiana. USGS's National Groundwater Monitoring Network covers 1,449 of 3,222 US counties (45%) today; Clay County isn't one of them yet, see the methodology guide for the exact qualifying bar.