Westchester County, NY Water Table Trend
Westchester County, NY: what the water table is actually doing
Westchester County's representative monitoring well shows depth to water holding roughly steady, a fitted trend of 0.4 ft per decade over 23 years of readings.
One well stands in for Westchester 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 13.1 ft below land surface. Readings span 2003-07-17 to 2026-07-13, 132 measurements from USGS well USGS-411421073481202 (Local Number, We-5020, Yorktown Heights Ny), part of the National Water Information System. The qualifying bar and the OLS fit behind this trend are documented in the methodology guide.
Where Westchester County ranks
Of the 1,449 US counties with a usable trend, Westchester County ranks 900th from fastest-rising to fastest-declining, 1 is the fastest-rising water table measured, 1449 the fastest-declining. About 1,006,447 people live in Westchester County, New York. See the fastest-moving counties guide for how Westchester County stacks up against the most extreme cases nationally.
A dropping table says nothing about water quality
Whether Westchester 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.