Bartholomew County, IN Water Table Trend
Is the water table dropping in Bartholomew County, IN?
Bartholomew County's long-term well puts the trend at 0.1 ft per decade, holding roughly steady, based on 334 measurements since 1965.
This is one representative well, not a county-wide survey, the same grain limit every page here discloses.
Bartholomew County's source well, in detail
Depth to water at the last reading was 16.4 ft below land surface. Readings span 1965-01-15 to 2026-08-24, 334 measurements from USGS well USGS-391627085534401 (Bartholomew 4 (Ba 4)), part of the National Water Information System. The qualifying bar and the OLS fit behind this trend are documented in the methodology guide.
How Bartholomew County compares nationally
Bartholomew County sits at rank 560th 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. Bartholomew County, Indiana is home to about 84,741 people. See the fastest-moving counties guide for how Bartholomew 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 Bartholomew 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.