Harrison County, TX Water Table Trend
The nearest real water-table reading to Harrison County, TX
The closest qualifying well to Harrison County is 29 miles away in Caddo Parish, LA, where the trend runs holding roughly steady.
Harrison County itself has no monitoring well with enough history to call its own trend, so treat this as a regional estimate, not Harrison 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 Caddo Parish, LA'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.
Harrison County, Texas in brief
About 71,370 people live across Harrison County's 900 square miles, in Texas. USGS's National Groundwater Monitoring Network covers 1,449 of 3,222 US counties (45%) today; Harrison County isn't one of them yet, see the methodology guide for the exact qualifying bar.