Northampton County, PA Water Table Trend
Northampton County, PA: what the water table is actually doing
Over 26 years of USGS readings, the well tracking Northampton County's aquifer is rising, getting shallower over time: 0.6 ft per decade.
This is one representative well, not a county-wide survey, the same grain limit every page here discloses.
Northampton County's source well, in detail
Depth to water at the last reading was 43.4 ft below land surface. Readings span 2001-03-23 to 2026-10-01, 216 measurements from USGS well USGS-404745075184001 (Np 820 Northampton 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.
How Northampton County compares nationally
Northampton County sits at rank 334th of 1,449 ranked counties, ordered rising-to-declining, so a low number means a rising water table and a high one means fast decline. Northampton County, Pennsylvania is home to about 322,989 people. See the fastest-moving counties guide for how Northampton County stacks up against the most extreme cases nationally.
Depth and quality are separate questions
This page answers a depth question, not a quality one. A well in Northampton County can be stable in depth and still worth testing for quality, or declining and still test clean, the two are measured separately, and only a direct test settles the second one.