Dunklin County, MO Water Table Trend
Is the water table dropping in Dunklin County, MO?
Over 63 years of USGS readings, the well tracking Dunklin County's aquifer is declining at a typical pace for a declining county: 3.7 ft per decade.
This is one representative well, not a county-wide survey, the same grain limit every page here discloses.
Dunklin County's source well, in detail
Water in this well currently sits 18.5 ft above land surface (flowing/artesian), a flowing or artesian well rather than one pumped from below. Readings span 1962-08-21 to 2025-12-22, 48 measurements from USGS well MO005-360252090173202 (Cardwell Mcnairy Formation), part of the National Water Information System. The qualifying bar and the OLS fit behind this trend are documented in the methodology guide.
How Dunklin County compares nationally
Dunklin County sits at rank 1269th 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. Dunklin County, Missouri is home to about 27,002 people. See the fastest-moving counties guide for how Dunklin County stacks up against the most extreme cases nationally.
If you own a well in Dunklin County
A dropping water table means a residential pump has to reach deeper and work harder, which shortens its life. In Dunklin County, that trend is real, not assumed: 3.7 ft per decade over 63 years.
Depth and quality are separate questions
This page answers a depth question, not a quality one. A well in Dunklin 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.