Sheridan County, NE Water Table Trend
Is the water table dropping in Sheridan County, NE?
Over 88 years of USGS readings, the well tracking Sheridan County's aquifer is holding roughly steady: 0.3 ft per decade.
This is one representative well, not a county-wide survey, the same grain limit every page here discloses.
Sheridan County's source well, in detail
Depth to water at the last reading was 2 ft below land surface. Readings span 1936-11-22 to 2025-03-17, 139 measurements from USGS well USGS-424041102441101 (31n 46w 8ad 1), part of the National Water Information System. The qualifying bar and the OLS fit behind this trend are documented in the methodology guide.
How Sheridan County compares nationally
Sheridan County sits at rank 456th 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. Sheridan County, Nebraska is home to about 4,927 people. See the fastest-moving counties guide for how Sheridan 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 Sheridan 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.