Griggs County, ND Water Table Trend
Is the water table dropping in Griggs County, ND?
Over 51 years of USGS readings, the well tracking Griggs County's aquifer is rising, getting shallower over time: 3.6 ft per decade.
This is one representative well, not a county-wide survey, the same grain limit every page here discloses.
Griggs County's source well, in detail
Water in this well currently sits 0.1 ft above land surface (flowing/artesian), a flowing or artesian well rather than one pumped from below. Readings span 1970-12-01 to 2021-07-13, 352 measurements from USGS well USGS-472412098261201 (145-061-04dad1), part of the National Water Information System. The qualifying bar and the OLS fit behind this trend are documented in the methodology guide.
How Griggs County compares nationally
Griggs County sits at rank 78th 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. Griggs County, North Dakota is home to about 2,227 people. See the fastest-moving counties guide for how Griggs 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 Griggs 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.