Lycoming County, PA Water Table Trend
Is the water table dropping in Lycoming County, PA?
Lycoming County's long-term well puts the trend at 1.6 ft per decade, declining at a typical pace for a declining county, based on 254 measurements since 1971.
This is one representative well, not a county-wide survey, the same grain limit every page here discloses.
Lycoming County's source well, in detail
Depth to water at the last reading was 98.5 ft below land surface. Readings span 1971-11-01 to 2026-09-18, 254 measurements from USGS well USGS-412427076594401 (Ly 112 Lycoming 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 Lycoming County compares nationally
Lycoming County sits at rank 1156th 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. Lycoming County, Pennsylvania is home to about 113,236 people. See the fastest-moving counties guide for how Lycoming County stacks up against the most extreme cases nationally.
If you own a well in Lycoming County
A dropping water table means a residential pump has to reach deeper and work harder, which shortens its life. In Lycoming County, that trend is real, not assumed: 1.6 ft per decade over 55 years.
Depth and quality are separate questions
This page answers a depth question, not a quality one. A well in Lycoming 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.