Water Supply Outlook for Alberta
May 2015
Water Supply Forecast as of May 1, 2015 - Red Deer River Basin
(Natural Flows) |
Volume Forecast for May 1 to September 30, 2015 | Year to date | |||||||
Locations | Volume in dam3 | Volume as a % of Average | Probable Range as a % of Average | Potential Minimum as % of Average | Forecast Ranking (lowest to highest) | Recorded March-April 2015 Volume as a % of Average | Ranking (lowest to highest) | |
Red Deer River at Dickson Dam |
607,000* | 78 | 67-89 | 58 | 25/99 | 84** | 33/99 | |
Red Deer River at Red Deer |
745,000* | 71 | 50-92 | 30 | 30/99 | 86** | 46/99 |
*NOTE: The forecast shown is the March to September 2015 forecast minus the recorded volume to date ** Recorded 2015 natural volumes are preliminary and subject to change Average is calculated for the March 1 to September 30 period 1981 to 2010 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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