Liberty County, TX Water Table Trend
Liberty County's groundwater trend, from USGS's own readings
Over 74 years of USGS readings, the well tracking Liberty County's aquifer is rising, getting shallower over time: 0.9 ft per decade.
This is one representative well, not a county-wide survey, the same grain limit every page here discloses.
Liberty County's source well, in detail
Depth to water at the last reading was 79.5 ft below land surface. Readings span 1949-03-17 to 2023-01-23, 82 measurements from USGS well USGS-300641095003101 (Sb-60-64-301), part of the National Water Information System. The qualifying bar and the OLS fit behind this trend are documented in the methodology guide.
How Liberty County compares nationally
Liberty County sits at rank 262nd of 1,449 ranked counties, ordered rising-to-declining, so a low number means a rising water table and a high one means fast decline. Liberty County, Texas is home to about 115,042 people. See the fastest-moving counties guide for how Liberty County stacks up against the most extreme cases nationally.
Depth and quality are separate questions
This page answers a depth question, not a quality one. A well in Liberty County can be stable in depth and still worth testing for quality, or declining and still test clean, the two are measured separately, and only a direct test settles the second one.