Berks County, PA Water Table Trend
Berks County, PA: what the water table is actually doing
Berks County's representative monitoring well shows depth to water holding roughly steady, a fitted trend of 0.5 ft per decade over 55 years of readings.
One well stands in for Berks 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 141.2 ft below land surface. Readings span 1971-08-01 to 2026-07-30, 259 measurements from USGS well USGS-402615075530501 (Be 623 Berks County Observation Well), part of the National Water Information System. The qualifying bar and the OLS fit behind this trend are documented in the methodology guide.
Where Berks County ranks
Of the 1,449 US counties with a usable trend, Berks County ranks 938th from fastest-rising to fastest-declining, 1 is the fastest-rising water table measured, 1449 the fastest-declining. About 439,117 people live in Berks County, Pennsylvania. See the fastest-moving counties guide for how Berks County stacks up against the most extreme cases nationally.
A dropping table says nothing about water quality
Whether Berks 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.