MILL CREEK − NR WALLA WALLA (MLKW1)
   State:  Washington
   County:  Walla Walla
   Latitude:  46 0' 29" North
   Longitude:  118 7' 3" West
   Elevation:  1996 ft

   Supporting NWS Forecast Office: WFO Pendleton

   
Click for NWS Official River Forecasts for MLKW1
   

Daily Historical Statistics for January 19, 2026
Mean Stage: 13.98 ft  Mean Flow: 148 cfs
Max Stage: 15.46 ft  Max Flow: 886 cfs (1970)
Min Stage:  13.24 ft   Min Flow: 30 cfs (1944)

Statistics based on water years: 1914-2025
* statistics estimated based on current rating

The 4-10 Day Trend Forecast is based on model guidance and uncertainty during this period is greater.

Hydrograph plot for MLKW1

Data Used In Plot   "label   USGS Observations