Water Supply Outlook for Alberta
March 2003
Table 2 - Water Supply Forecast as of March 1, 2003 - 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) |
Recorded March-September 2002 Volume as a % of Median |
Milk River at Western Crossing |
24,800 | 44 | 20-83 | 17 | 14/63* | 236 |
Milk River at Milk River |
41,200 | 43 | 21-81 | 16 | 15/84 | 197 |
Milk River at Eastern Crossing |
51,300 | 44 | 19-83 | 16 | 18/84 | 184 |
Note: Click on the site Location to see the Water Supply Forecast graphically * 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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