Brantley County, GA Water Table Trend
Brantley County, GA: what the water table is actually doing
Brantley County's long-term well puts the trend at 1.1 ft per decade, declining, slower than most declining counties, based on 38 measurements since 1976.
This is one representative well, not a county-wide survey, the same grain limit every page here discloses.
Brantley County's source well, in detail
Depth to water at the last reading was 29.7 ft below land surface. Readings span 1976-01-12 to 2026-02-04, 38 measurements from USGS well USGS-311233081573301 (30h005), part of the National Water Information System. The qualifying bar and the OLS fit behind this trend are documented in the methodology guide.
How Brantley County compares nationally
Brantley County sits at rank 1093rd 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. Brantley County, Georgia is home to about 18,795 people. See the fastest-moving counties guide for how Brantley County stacks up against the most extreme cases nationally.
If you own a well in Brantley County
A dropping water table means a residential pump has to reach deeper and work harder, which shortens its life. In Brantley County, that trend is real, not assumed: 1.1 ft per decade over 50 years.
Depth and quality are separate questions
This page answers a depth question, not a quality one. A well in Brantley 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.