Water Supply Outlook for Alberta

May 2009

Water Supply Forecast as of May 1, 2009 - Red Deer River Basin (Natural Flows)


Volume Forecast for March 1 to September 30, 2009
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 2008 Volume as a % of Average
Red Deer River
at Dickson Dam
789,000 84 65-100 64 34/91 137
Red Deer River
at Red Deer
1,026,000 79 58-100 53 33/91 124

 

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.


For technical enquires about this web page please contact Alberta Environment - Environmental Management Water Management Operations Branch at AENV-WebWS@gov.ab.ca