Water Supply Outlook for Alberta
April 2010
Water Supply Forecast as of April 1, 2010 - Milk River Basin
(Natural Flows) |
Volume Forecast for April 1 to September 30, 2010 | Year to date | |||||||
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 2010 Volume as a % of Median | Ranking (lowest to highest) | |
Milk River at Western Crossing |
32,800* | 67 | 30-85 | 16 | 25/72** | 130*** | 46/70* | |
Milk River at Milk River |
52,600* | 67 | 31-85 | 16 | 30/91 | 74*** | 34/91 | |
Milk River at Eastern Crossing |
60,900* | 66 | 27-85 | 13 | 29/91 | 79*** | 36/91 |
* NOTE: The forecast shown is the March to September 2010 forecast minus the recorded volume to date ** Western Crossing data is from 1931-2001 *** Recorded 2010 natural volumes are preliminary and subject to change Median is calculated for period 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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