Jefferson County, KS Water Table Trend
Jefferson County, KS: the closest actual trend
The closest qualifying well to Jefferson County is 34 miles away in Platte County, MO, where the trend runs declining, slower than most declining counties.
Jefferson County itself has no monitoring well with enough history to call its own trend, so treat this as a regional estimate, not Jefferson County's own number. If you own a well here, comparing your own depth log against this regional figure is worth doing before assuming either way. See Platte County, MO'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.
Jefferson County, Kansas in brief
About 18,332 people live across Jefferson County's 533 square miles, in Kansas. USGS's National Groundwater Monitoring Network covers 1,449 of 3,222 US counties (45%) today; Jefferson County isn't one of them yet, see the methodology guide for the exact qualifying bar.