Marshall County, MS Water Table Trend
Marshall County's groundwater trend, from USGS's own readings
Marshall County's representative monitoring well shows depth to water rising, getting shallower over time, a fitted trend of 1 ft per decade over 16 years of readings.
One well stands in for Marshall 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 25.2 ft below land surface. Readings span 2010-09-22 to 2026-04-03, 10 measurements from USGS well USGS-345547089243101 (093g0136 Marshall), part of the National Water Information System. The qualifying bar and the OLS fit behind this trend are documented in the methodology guide.
Where Marshall County ranks
Of the 1,449 US counties with a usable trend, Marshall County ranks 242nd from fastest-rising to fastest-declining, 1 is the fastest-rising water table measured, 1449 the fastest-declining. About 34,374 people live in Marshall County, Mississippi. See the fastest-moving counties guide for how Marshall County stacks up against the most extreme cases nationally.
A dropping table says nothing about water quality
Whether Marshall 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.