Travis County, TX Water Table Trend
Travis County, TX: what the water table is actually doing
Travis County's representative monitoring well shows depth to water rising, getting shallower over time, a fitted trend of 1.2 ft per decade over 77 years of readings.
This is one representative well, not a county-wide survey, the same grain limit every page here discloses.
Travis County's source well, in detail
Depth to water at the last reading was 196.2 ft below land surface. Readings span 1949-07-20 to 2026-09-01, 643 measurements from USGS well USGS-301237097464801 (Yd-58-50-301 (Lovelady)), part of the National Water Information System. The qualifying bar and the OLS fit behind this trend are documented in the methodology guide.
How Travis County compares nationally
Travis County sits at rank 223rd 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. Travis County, Texas is home to about 1,363,767 people. See the fastest-moving counties guide for how Travis 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 Travis 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.