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 December 08, 2023
Mean Flow: 121000 cfs
Max Flow: 261000 cfs (1996)
Min Flow: 53600 cfs (1937)

Statistics based on water years: 1879-2019
* 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