Sevier County, UT Water Table Trend
Is the water table dropping in Sevier County, UT?
Sevier County's long-term well puts the trend at 1 ft per decade, declining, slower than most declining counties, based on 186 measurements since 1935.
This is one representative well, not a county-wide survey, the same grain limit every page here discloses.
Sevier County's source well, in detail
Water in this well currently sits 10.1 ft above land surface (flowing/artesian), a flowing or artesian well rather than one pumped from below. Readings span 1935-11-23 to 2026-03-10, 186 measurements from USGS well USGS-383115111512501 ((C-26- 1)25acc- 1), part of the National Water Information System. The qualifying bar and the OLS fit behind this trend are documented in the methodology guide.
How Sevier County compares nationally
Sevier County sits at rank 1083rd 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. Sevier County, Utah is home to about 22,520 people. See the fastest-moving counties guide for how Sevier County stacks up against the most extreme cases nationally.
If you own a well in Sevier County
A dropping water table means a residential pump has to reach deeper and work harder, which shortens its life. In Sevier County, that trend is real, not assumed: 1 ft per decade over 90 years.
Depth and quality are separate questions
This page answers a depth question, not a quality one. A well in Sevier 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.