Buchanan County, VA Water Table Trend
Is the water table dropping in Buchanan County, VA?
Buchanan County's long-term well puts the trend at 0.1 ft per decade, holding roughly steady, based on 94 measurements since 2008.
This is one representative well, not a county-wide survey, the same grain limit every page here discloses.
Buchanan County's source well, in detail
Depth to water at the last reading was 19.9 ft below land surface. Readings span 2008-10-15 to 2026-09-02, 94 measurements from USGS well USGS-371841081584201 (15g 19 Sow 222), part of the National Water Information System. The qualifying bar and the OLS fit behind this trend are documented in the methodology guide.
How Buchanan County compares nationally
Buchanan County sits at rank 703rd 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. Buchanan County, Virginia is home to about 18,632 people. See the fastest-moving counties guide for how Buchanan 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 Buchanan 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.