Wayne County, IL Water Table Trend
Wayne County, IL: what the water table is actually doing
Wayne County's representative monitoring well shows depth to water holding roughly steady, a fitted trend of 0.2 ft per decade over 22 years of readings.
This is one representative well, not a county-wide survey, the same grain limit every page here discloses.
Wayne County's source well, in detail
Depth to water at the last reading was 7.3 ft below land surface. Readings span 2004-08-03 to 2026-10-06, 64 measurements from USGS well USGS-383439088160001 (191-6-132-1622), part of the National Water Information System. The qualifying bar and the OLS fit behind this trend are documented in the methodology guide.
How Wayne County compares nationally
Wayne County sits at rank 839th 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. Wayne County, Illinois is home to about 15,928 people. See the fastest-moving counties guide for how Wayne 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 Wayne 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.