Teton County, MT Water Table Trend
Teton County, MT: the closest actual trend
Lewis and Clark County, MT, 48 miles from Teton County, is the closest county with a qualifying well, and its water table is declining at a typical pace for a declining county.
No well inside Teton County clears this site's 15-year qualifying bar, so this is the closest real reading, not a measurement of Teton County's own aquifer. Worth checking your own well's depth log against it rather than assuming it matches. See Lewis and Clark County, MT'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 Teton County
Teton County, Montana covers 2,272 square miles and is home to about 6,444 people. USGS's National Groundwater Monitoring Network covers 1,449 of 3,222 US counties (45%) today; Teton County isn't one of them yet, see the methodology guide for the exact qualifying bar.