Preble County, OH Water Table Trend
Is the water table dropping in Preble County, OH?
Over 24 years of USGS readings, the well tracking Preble County's aquifer is holding roughly steady: 0 ft per decade.
This is one representative well, not a county-wide survey, the same grain limit every page here discloses.
Preble County's source well, in detail
Depth to water at the last reading was 25.6 ft below land surface. Readings span 2000-07-17 to 2024-09-20, 15 measurements from USGS well USGS-394650084320300 (Pr-203 Miam Nawqa Lus Well Bvas Ag-26), part of the National Water Information System. The qualifying bar and the OLS fit behind this trend are documented in the methodology guide.
How Preble County compares nationally
Preble County sits at rank 631st 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. Preble County, Ohio is home to about 40,801 people. See the fastest-moving counties guide for how Preble 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 Preble 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.