Blaine County, ID Water Table Trend
Blaine County, ID: what the water table is actually doing
Blaine County's representative monitoring well shows depth to water declining faster than most declining counties, a fitted trend of 5.5 ft per decade over 73 years of readings.
One well stands in for Blaine 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 233.4 ft below land surface. Readings span 1950-10-11 to 2023-04-12, 15 measurements from USGS well USGS-424541113273001 (08s 26e 06aba1), part of the National Water Information System. The qualifying bar and the OLS fit behind this trend are documented in the methodology guide.
Where Blaine County ranks
Of the 1,449 US counties with a usable trend, Blaine County ranks 1314th from fastest-rising to fastest-declining, 1 is the fastest-rising water table measured, 1449 the fastest-declining. About 25,261 people live in Blaine County, Idaho. See the fastest-moving counties guide for how Blaine County stacks up against the most extreme cases nationally.
What a declining table means for a well pump
Because Blaine County's water table is actually declining, not just a general worry, a well owner here should consider comparing home-warranty plans that cover well-pump failure before one happens.
A dropping table says nothing about water quality
Whether Blaine 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.