Guthrie County, IA Water Table Trend
Guthrie County, IA: the closest actual trend
The closest qualifying well to Guthrie County is 48 miles away in Polk County, IA, where the trend runs holding roughly steady.
Guthrie County itself has no monitoring well with enough history to call its own trend, so treat this as a regional estimate, not Guthrie 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 Polk County, IA'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.
Guthrie County, Iowa in brief
About 10,774 people live across Guthrie County's 591 square miles, in Iowa. USGS's National Groundwater Monitoring Network covers 1,449 of 3,222 US counties (45%) today; Guthrie County isn't one of them yet, see the methodology guide for the exact qualifying bar.