Water Supply Outlook for Alberta

November 2010

Recorded March 1 to September 30, 2010 Natural Runoff Volumes - Bow River Basin (Natural Flows)

2010 Recorded Volumes
March 1 to September 30
2010 Forecast Volumes
Locations Volume in dam3 Volume as a
% of Average
Ranking (lowest to highest) Average difference between Forecast and Recorded natural volumes
Bow River at Banff 741,000* 69 1/91 11%
Lake Minnewanka Inflow 166,000* 89 33/91 6%
Spray River near Banff 267,000* 73 7/91 11%
Kananaskis River 308,000* 75 10/91 11%
Bow River at Calgary 1,859,000* 77 11/91 3%
Elbow River 191,000* 88 40/91 5%
Highwood River 495,000* 79 34/91 5%

* - Recorded 2010 natural volumes are preliminary and subject to change

Average and rankings are based on the period 1912 to 2001


For technical enquires about this web page please contact Alberta Environment - Environmental Management Water Management Operations Branch at AENV-WebWS@gov.ab.ca