Water Supply Outlook for Alberta

August 2011

Water Supply Forecast as of August 1, 2011 - Red Deer River Basin (Natural Flows)


Volume Forecast for March 1 to September 30, 2011
Locations Volume in dam3 Volume as a % of Average Probable Range as a % of Average Potential Minimum as % of Average Forecast Ranking (lowest to highest) Recorded March-September 2010 Volume as a % of Average
Red Deer River
at Dickson Dam
1,393,000 149 130-160 110 75/91 71
Red Deer River
at Red Deer
2,266,000 174 156-184 154 85/91 71

 

Average is calculated for the March 1 to September 30 period from 1912 to 2001

 
NOTE: There is: a 50% chance that the actual natural flow will fall within the probable range given; a 25% chance that the actual flow will be less than the lower bound of the probable range given; and a 10% chance that the actual natural flow will be less than the potential minimum. Actual day to day streamflow conditions may vary throughout the season as a result of the effects of streamflow diversion and reservoir storage.


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