WILLAMETTE − AT CORVALLIS (CORO3)
   State:  Oregon
   County:  Benton
   Latitude:  44 33' 59" North
   Longitude:  123 15' 24" West
   Elevation:  192 ft

   Supporting NWS Forecast Office: WFO Portland

   
Click for NWS Official River Forecasts for CORO3

   Action Stage:  
26 ft
   Flood Stage:  
30 ft
   Moderate Flood Stage:  
33 ft
   Major Flood Stage:  
36 ft
Daily Historical Statistics for June 23, 2024
Mean Stage: 11.59 ft  Mean Flow: 7520 cfs
Max Stage: 13.74 ft  Max Flow: 12600 cfs (2022)
Min Stage:  9.91 ft   Min Flow: 4220 cfs (2015)

Statistics based on water years: 2010-2023
* statistics estimated based on current rating

Record Stage: 
42.4 ft
Date of Record: 
December 1, 1861

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

Hydrograph plot for CORO3


For Data Used In Plot   "label


Hydrograph plot for CORO3


For Data Used In Plot   "label