Water Supply Outlook for Alberta
June 2002
Table 2a Water Supply Forecast as of June 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) |
Recorded March-September 2001 Volume as a % of Median |
Milk River at Western Crossing |
54,000 | 95 | 86-103 | 81 | 31/63* | 24 |
Milk River at Milk River |
69,100 | 72 | 64-79 | 60 | 25/84 | 24 |
Milk River at Eastern Crossing |
58,100 | 49 | 42-56 | 37 | 34/84 | 21 |
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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