McCone County, MT Water Table Trend
McCone County, MT: what the water table is actually doing
McCone County's representative monitoring well shows depth to water holding roughly steady, a fitted trend of 0.2 ft per decade over 44 years of readings.
One well stands in for McCone County's whole aquifer here, the honest simplification every page on this site carries.
What the well actually measured
The most recent reading put water 43.8 ft below land surface. Readings span 1982-05-04 to 2026-08-12, 120 measurements from USGS well USGS-480034105195401 (26n49e13acab01 Wolf Point), part of the National Water Information System. The qualifying bar and the OLS fit behind this trend are documented in the methodology guide.
Where McCone County ranks
Of the 1,449 US counties with a usable trend, McCone County ranks 507th from fastest-rising to fastest-declining, 1 is the fastest-rising water table measured, 1449 the fastest-declining. About 1,717 people live in McCone County, Montana. See the fastest-moving counties guide for how McCone County stacks up against the most extreme cases nationally.
A dropping table says nothing about water quality
Whether McCone County's water table is rising or falling is independent of what's actually in the water. Depletion can concentrate naturally-occurring minerals, so it's worth checking directly with a water test rather than assuming a depth trend says anything about quality.