Water Supply Outlook for Alberta
June 2003
Table 2b - Water Supply Forecast as of June 1, 2003 - Milk River Basin
(Natural Flows) |
Volume Forecast for June 1 to September 30 | Year to date | |||||||
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-May 2003 Volume as a % of Median | Ranking (lowest to highest) | |
Milk River at Western Crossing |
9,750* | 64 | 38-102 | 6 | 25/64** | 104*** | 36/65** | |
Milk River at Milk River |
18,400* | 68 | 46-100 | 18 | 27/85 | 86*** | 33/85 | |
Milk River at Eastern Crossing |
20,600* | 66 | 43-99 | 14 | 31/85 | 85*** | 32/85 |
* NOTE: The forecast shown is the March to September 2003 forecast minus the recorded volume to date Click on the site Location to see the Water Supply Forecast graphically ** Western Crossing data is from 1931-95 Median is calculated for period 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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