McMullen County, TX Water Table Trend
What the closest monitoring well shows for McMullen County
Bexar County, TX, 74 miles from McMullen County, is the closest county with a qualifying well, and its water table is declining at a typical pace for a declining county.
No well inside McMullen County clears this site's 15-year qualifying bar, so this is the closest real reading, not a measurement of McMullen County's own aquifer. Worth checking your own well's depth log against it rather than assuming it matches. See Bexar 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.
About McMullen County
McMullen County, Texas covers 1,140 square miles and is home to about 565 people. USGS's National Groundwater Monitoring Network covers 1,449 of 3,222 US counties (45%) today; McMullen County isn't one of them yet, see the methodology guide for the exact qualifying bar.