COLUMBIA − THE DALLES DAM (TDAO3)
   State:  Oregon
   County:  Wasco
   Latitude:  45 36' 0" North
   Longitude:  121 10' 0" West
   Elevation:  80 ft
   Full Pool Elevation:  160 ft


   Supporting NWS Forecast Office: WFO Pendleton

   
Click for NWS Official River Forecasts for TDAO3
Daily Historical Statistics for March 28, 2024
Mean Flow: 166000 cfs
Max Flow: 444000 cfs (2017)
Min Flow: 69800 cfs (1937)

Statistics based on water years: 1879-2020
* 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 TDAO3


For Data Used In Plot   "label


Hydrograph plot for TDAO3


For Data Used In Plot   "label


Hydrograph plot for TDAO3


For Data Used In Plot   "label


Hydrograph plot for TDAO3


For Data Used In Plot   "label


Hydrograph plot for TDAO3


For Data Used In Plot   "label