Davison County, SD Water Table Trend
The nearest real water-table reading to Davison County, SD
Beadle County, SD, 51 miles from Davison County, is the closest county with a qualifying well, and its water table is rising, getting shallower over time.
No well inside Davison County clears this site's 15-year qualifying bar, so this is the closest real reading, not a measurement of Davison County's own aquifer. Worth checking your own well's depth log against it rather than assuming it matches. See Beadle County, SD's full page. See the no-data guide for why a county this close to a qualifying well still doesn't get its own number.
About Davison County
Davison County, South Dakota covers 436 square miles and is home to about 19,907 people. USGS's National Groundwater Monitoring Network covers 1,449 of 3,222 US counties (45%) today; Davison County isn't one of them yet, see the methodology guide for the exact qualifying bar.