Garrett County, MD Water Table Trend
Garrett County, MD: what the water table is actually doing
Over 77 years of USGS readings, the well tracking Garrett County's aquifer is holding roughly steady: 0.2 ft per decade.
One well stands in for Garrett 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 13.7 ft below land surface. Readings span 1949-08-12 to 2026-10-22, 838 measurements from USGS well USGS-393749079190301 (Ga Bc 1), part of the National Water Information System. The qualifying bar and the OLS fit behind this trend are documented in the methodology guide.
Where Garrett County ranks
Of the 1,449 US counties with a usable trend, Garrett County ranks 476th from fastest-rising to fastest-declining, 1 is the fastest-rising water table measured, 1449 the fastest-declining. About 28,393 people live in Garrett County, Maryland. See the fastest-moving counties guide for how Garrett County stacks up against the most extreme cases nationally.
A dropping table says nothing about water quality
Whether Garrett 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.