Sublette County, WY Water Table Trend
Is the water table dropping in Sublette County, WY?
Sublette County's long-term well puts the trend at 0.4 ft per decade, holding roughly steady, based on 6 measurements since 1965.
One well stands in for Sublette County's whole aquifer here, the honest simplification every page on this site carries.
What the well actually measured
The most recent reading put water 178.6 ft below land surface. Readings span 1965-10-20 to 2025-09-10, 6 measurements from USGS well USGS-424609109513601 (32-109-05db 01), part of the National Water Information System. The qualifying bar and the OLS fit behind this trend are documented in the methodology guide.
Where Sublette County ranks
Of the 1,449 US counties with a usable trend, Sublette County ranks 925th from fastest-rising to fastest-declining, 1 is the fastest-rising water table measured, 1449 the fastest-declining. About 8,965 people live in Sublette County, Wyoming. See the fastest-moving counties guide for how Sublette County stacks up against the most extreme cases nationally.
A dropping table says nothing about water quality
Whether Sublette County's water table is rising or falling is independent of what's actually in the water. Depletion can concentrate naturally-occurring minerals, so it's worth checking directly with a water test rather than assuming a depth trend says anything about quality.