Garfield County, MT Water Table Trend
The nearest real water-table reading to Garfield County, MT
McCone County, MT, 63 miles from Garfield County, is the closest county with a qualifying well, and its water table is holding roughly steady.
No well inside Garfield County clears this site's 15-year qualifying bar, so this is the closest real reading, not a measurement of Garfield County's own aquifer. Worth checking your own well's depth log against it rather than assuming it matches. See McCone 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 Garfield County
Garfield County, Montana covers 4,677 square miles and is home to about 1,181 people. USGS's National Groundwater Monitoring Network covers 1,449 of 3,222 US counties (45%) today; Garfield County isn't one of them yet, see the methodology guide for the exact qualifying bar.