River Summary
Maximum discharge along the river was observed at the
Umatilla R At W Reservation Bndy Nr Pendleton
with a streamflow rate of 535 cfs.
This is also the deepest point on the Umatilla River, with a gauge stage of
4.78 ft.
This river is monitored from 3 different streamgauging stations along the Umatilla River, the highest being perched at an elevation of 1,871 ft, the
Umatilla River Above Meacham Creek
.
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