Water Supply Outlook for Alberta
July 2010
Water Supply Forecast as of July 1, 2010 - Milk River Basin
(Natural Flows) |
Volume Forecast for March 1 to September 30, 2010 | ||||||
Locations |
Volume in dam3 |
Volume as a % of Median | Probable Range as a % of Median | Potential Minimum as % of Median | Forecast Ranking (lowest to highest) |
Recorded March-September 2009 Volume as a % of Median |
Milk River at Western Crossing |
81,400 | 150 | 148-153 | 143 | 52/70* | 61 |
Milk River at Milk River |
109,000 | 114 | 112-120 | 110 | 57/91 | 46 |
Milk River at Eastern Crossing |
132,000 | 114 | 111-120 | 108 | 54/91 | 42 |
* Western Crossing data is from 1931-2001 Median 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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