Quay County, NM Water Table Trend
Is the water table dropping in Quay County, NM?
Over 83 years of USGS readings, the well tracking Quay County's aquifer is rising, getting shallower over time: 1.2 ft per decade.
This is one representative well, not a county-wide survey, the same grain limit every page here discloses.
Quay County's source well, in detail
Depth to water at the last reading was 24.7 ft below land surface. Readings span 1943-04-29 to 2026-01-12, 26 measurements from USGS well USGS-350825103482901 (11n.29e.36.222 415), part of the National Water Information System. The qualifying bar and the OLS fit behind this trend are documented in the methodology guide.
How Quay County compares nationally
Quay County sits at rank 227th 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. Quay County, New Mexico is home to about 8,403 people. See the fastest-moving counties guide for how Quay 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 Quay 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.