Elko County, NV Water Table Trend
Elko County's groundwater trend, from USGS's own readings
Over 92 years of USGS readings, the well tracking Elko County's aquifer is holding roughly steady: 0.4 ft per decade.
This is one representative well, not a county-wide survey, the same grain limit every page here discloses.
Elko County's source well, in detail
Depth to water at the last reading was 13.2 ft below land surface. Readings span 1934-08-18 to 2026-03-17, 442 measurements from USGS well USGS-404350115281001 (045 N33 E58 19addd1), part of the National Water Information System. The qualifying bar and the OLS fit behind this trend are documented in the methodology guide.
How Elko County compares nationally
Elko County sits at rank 921st 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. Elko County, Nevada is home to about 54,363 people. See the fastest-moving counties guide for how Elko 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 Elko 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.