Castro County, TX Water Table Trend
Castro County, TX: the closest actual trend
The closest qualifying well to Castro County is 33 miles away in Lamb County, TX, where the trend runs declining faster than most declining counties.
Castro County itself has no monitoring well with enough history to call its own trend, so treat this as a regional estimate, not Castro 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 Lamb County, TX'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.
Castro County, Texas in brief
About 7,380 people live across Castro County's 894 square miles, in Texas. USGS's National Groundwater Monitoring Network covers 1,449 of 3,222 US counties (45%) today; Castro County isn't one of them yet, see the methodology guide for the exact qualifying bar.