Water Supply Outlook for Alberta
March 2017
Water Supply Forecast as of March 1, 2017 - Bow River Basin
(Natural Flows) |
Volume Forecast for March 1 to September 30, 2017 | ||||||
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-September 2016 Volume as a % of Average |
Bow River at Banff | 1,016,000 | 101 | 96-106 | 92 | 43/99 | 88 |
Lake Minnewanka Inflow | 170,000 | 96 | 84-111 | 74 | 39/99 | 74 |
Spray River near Banff | 382,000 | 106 | 99-113 | 93 | 56/99 | 78 |
Kananaskis River | 367,000 | 96 | 86-107 | 77 | 33/99 | 81 |
Bow River at Calgary | 2,322,000 | 101 | 96-106 | 91 | 45/99 | 80 |
Elbow River | 183,000 | 90 | 81-113 | 72 | 39/99 | 72 |
Highwood River | 485,000 | 87 | 68-106 | 52 | 35/99 | 55 |
Average is calculated for the March 1 to September 30 period from 1981 to 2009
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 potential minimum. Actual day to day streamflow conditions may vary throughout the season as a result of the effects of streamflow diversion and reservoir storage. |
For technical enquires about this web page please contact Alberta Environment - Environmental Management Water Management Operations Branch at AENV-WebWS@gov.ab.ca