Water Supply Outlook for Alberta
May 2012
Water Supply Forecast as of May 1, 2012 - Milk River Basin
(Natural Flows) |
Volume Forecast for March 1 to September 30, 2012 | ||||||
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 2011 Volume as a % of Median |
Milk River at Western Crossing |
60,000 | 110 | 97-124 | 66 | 40/70* | 235 |
Milk River at Milk River |
93,000 | 98 | 86-109 | 60 | 45/91 | 204 |
Milk River at Eastern Crossing |
112,000 | 97 | 84-108 | 60 | 42/91 | 201 |
* 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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