Defiance County, OH Water Table Trend
What the closest monitoring well shows for Defiance County
The closest qualifying well to Defiance County is 18 miles away in Williams County, OH, where the trend runs holding roughly steady.
Defiance County itself has no monitoring well with enough history to call its own trend, so treat this as a regional estimate, not Defiance 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 Williams County, OH'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.
Defiance County, Ohio in brief
About 38,644 people live across Defiance County's 411 square miles, in Ohio. USGS's National Groundwater Monitoring Network covers 1,449 of 3,222 US counties (45%) today; Defiance County isn't one of them yet, see the methodology guide for the exact qualifying bar.