Dakota County, NE Water Table Trend
Dakota County, NE: what the water table is actually doing
Over 58 years of USGS readings, the well tracking Dakota 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.
Dakota County's source well, in detail
Depth to water at the last reading was 26 ft below land surface. Readings span 1967-10-25 to 2025-04-14, 73 measurements from USGS well USGS-422201096284801 (28n 8e25cc 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 Dakota County compares nationally
Dakota County sits at rank 871st 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. Dakota County, Nebraska is home to about 21,335 people. See the fastest-moving counties guide for how Dakota 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 Dakota 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.