Morton County, ND Water Table Trend
Morton County's groundwater trend, from USGS's own readings
Morton County's representative monitoring well shows depth to water rising, getting shallower over time, a fitted trend of 2 ft per decade over 47 years of readings.
This is one representative well, not a county-wide survey, the same grain limit every page here discloses.
Morton County's source well, in detail
Depth to water at the last reading was 21.7 ft below land surface. Readings span 1974-10-04 to 2021-07-13, 195 measurements from USGS well USGS-464846101464503 (139-088-34bcc3), part of the National Water Information System. The qualifying bar and the OLS fit behind this trend are documented in the methodology guide.
How Morton County compares nationally
Morton County sits at rank 126th 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. Morton County, North Dakota is home to about 34,194 people. See the fastest-moving counties guide for how Morton 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 Morton 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.