Coffee County, TN Water Table Trend
Coffee County, TN: what the water table is actually doing
Coffee County's representative monitoring well shows depth to water holding roughly steady, a fitted trend of 0 ft per decade over 35 years of readings.
One well stands in for Coffee 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 17.1 ft below land surface. Readings span 1991-05-23 to 2026-06-30, 126 measurements from USGS well USGS-352420086024101 (Cf:G-019 Aedc-215), part of the National Water Information System. The qualifying bar and the OLS fit behind this trend are documented in the methodology guide.
Where Coffee County ranks
Of the 1,449 US counties with a usable trend, Coffee County ranks 675th from fastest-rising to fastest-declining, 1 is the fastest-rising water table measured, 1449 the fastest-declining. About 61,285 people live in Coffee County, Tennessee. See the fastest-moving counties guide for how Coffee County stacks up against the most extreme cases nationally.
A dropping table says nothing about water quality
Whether Coffee 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.