Water Supply Outlook for Alberta

May 2005

Table 5 - Water Supply Forecast as of May 1, 2005 - Red Deer River Basin (Natural Flows)


Volume Forecast for March 1 to September 30, 2005
Locations Volume in dam3 Volume as a % of Average Probable Range as a % of Average Reasonable Minimum as % of Average Forecast Ranking (lowest to highest) Recorded March-September 2004 Volume as a % of Average
Red Deer River
at Dickson Dam
825,000 88 75-114 66 43/91 84
Red Deer River
at Red Deer
1,133,000 87 68-115 63 43/91 76

Note: Click on the site Location to see the Water Supply Forecast graphically

Click here to see the table containing the remaining forecast for the season along with the recorded volume to date

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 reasonable 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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