Water Supply Outlook for Alberta
April 2005
Table 5b - Water Supply Forecast as of April 1, 2005 - Red Deer River Basin
(Natural Flows) |
Volume Forecast for April 1 to September 30, 2005 | Year to date | |||||||
Locations | Volume in dam3 | Volume as a % of Average | Probable Range as a % of Average | Reasonable Minimum as % of Average | Forecast Ranking (lowest to highest) | Recorded March 2005 Volume as a % of Average | Ranking (lowest to highest) | |
Red Deer River at Dickson Dam |
817,000* | 90 | 75-117 | 61 | 47/91 | 131** | 76/91 | |
Red Deer River at Red Deer |
1,138,000* | 90 | 70-122 | 52 | 45/91 | 145** | 76/91 |
*NOTE: The forecast shown is the March to September 2005 forecast minus the recorded volume to date Click on the site Location to see the Water Supply Forecast graphically ** Recorded 2005 natural volumes are preliminary and subject to change Average is calculated for the 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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