Water Supply Outlook for Alberta

May 2010

Water Supply Forecast as of May 1, 2010 - Red Deer River Basin (Natural Flows)

Volume Forecast for March 1 to September 30, 2010
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 2009 Volume as a % of Average
Red Deer River
at Dickson Dam
756,000 81 66-103 57 30/91 70
Red Deer River
at Red Deer
974,000 75 57-96 47 29/91 59


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