Apache County, AZ Water Table Trend
Apache County, AZ: what the water table is actually doing
Over 74 years of USGS readings, the well tracking Apache County's aquifer is rising, getting shallower over time: 1 ft per decade.
This is one representative well, not a county-wide survey, the same grain limit every page here discloses.
Apache County's source well, in detail
Depth to water at the last reading was 104.4 ft below land surface. Readings span 1949-08-03 to 2023-10-19, 41 measurements from USGS well USGS-363103109445201 (09 036-13.75x16.01 [9y-95 Rough Rock]), part of the National Water Information System. The qualifying bar and the OLS fit behind this trend are documented in the methodology guide.
How Apache County compares nationally
Apache County sits at rank 248th 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. Apache County, Arizona is home to about 64,800 people. See the fastest-moving counties guide for how Apache 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 Apache 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.