Montour County, PA Water Table Trend
Montour County, PA: what the water table is actually doing
Montour County's long-term well puts the trend at 1.2 ft per decade, declining, slower than most declining counties, based on 160 measurements since 2007.
This is one representative well, not a county-wide survey, the same grain limit every page here discloses.
Montour County's source well, in detail
Depth to water at the last reading was 30.4 ft below land surface. Readings span 2007-11-13 to 2026-09-23, 160 measurements from USGS well USGS-410727076402901 (Mt 258 Montour 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 Montour County compares nationally
Montour County sits at rank 1109th 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. Montour County, Pennsylvania is home to about 18,115 people. See the fastest-moving counties guide for how Montour County stacks up against the most extreme cases nationally.
If you own a well in Montour County
A dropping water table means a residential pump has to reach deeper and work harder, which shortens its life. In Montour County, that trend is real, not assumed: 1.2 ft per decade over 19 years.
Depth and quality are separate questions
This page answers a depth question, not a quality one. A well in Montour 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.