Treasure County, MT Water Table Trend
Treasure County, MT: the closest actual trend
The closest qualifying well to Treasure County is 29 miles away in Rosebud County, MT, where the trend runs holding roughly steady.
Treasure County itself has no monitoring well with enough history to call its own trend, so treat this as a regional estimate, not Treasure 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 Rosebud 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.
Treasure County, Montana in brief
About 739 people live across Treasure County's 978 square miles, in Montana. USGS's National Groundwater Monitoring Network covers 1,449 of 3,222 US counties (45%) today; Treasure County isn't one of them yet, see the methodology guide for the exact qualifying bar.