Water Supply Outlook for Alberta
February 2002
Table 2 Water Supply Forecast as of February 1, 2002 - Milk River Basin (Natural Flows) |
Volume Forecast for March 1 to September 30 | ||||||
Locations | Volume in dam3 | Volume as a % of Median | Probable Range as a % of Median | Reasonable Minimum as % of Median | Forecast Ranking (lowest to highest) | Actual March-September 2001 Volume as a % of Median |
Milk River at Western Crossing | 19,600 | 35 | 16-92 | 12 | 10/63* | 24 |
Milk River at Milk River |
32,600 | 34 | 16-91 | 12 | 10/84 | 24 |
Milk River at Eastern Crossing | 38,500 | 33 | 16-93 | 13 | 11/84 | 21 |
* Western Crossing data is from 1931-95 Median is calculated for the March 1 to September 30 period from 1912 to 1995 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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