Pierce County, WI Water Table Trend
Pierce County's groundwater trend, from USGS's own readings
Over 46 years of USGS readings, the well tracking Pierce County's aquifer is rising, getting shallower over time: 7.6 ft per decade.
One well stands in for Pierce 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 63.6 ft below land surface. Readings span 1981-02-17 to 2026-08-12, 12 measurements from USGS well USGS-443703092261301 (Pdct-U6 025n17w28ddd 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 Pierce County ranks
Of the 1,449 US counties with a usable trend, Pierce County ranks 38th from fastest-rising to fastest-declining, 1 is the fastest-rising water table measured, 1449 the fastest-declining. About 43,380 people live in Pierce County, Wisconsin. See the fastest-moving counties guide for how Pierce County stacks up against the most extreme cases nationally.
A dropping table says nothing about water quality
Whether Pierce 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.