Water Supply Outlook for Alberta

September 2006

Table 2 - Recorded March 1 to August 31, 2006 Natural Runoff Volumes - Oldman River Basin (Natural Flows)

2006 Recorded Volumes
March 1 to August 31
Locations Volume in dam3 Volume as a
% of Average
Ranking (lowest to highest)
St. Mary River 654,000** 91 34/91
Belly River 213,000* 92 34/91
Waterton River 575,000* 99 47/91
Oldman River near Brocket 858,000* 82 31/91
Oldman River at Lethbridge 2,585,000* 91 41/91

Note: Click on the site Location to see the Water Supply Forecast graphically

* - Recorded 2006 natural volumes are preliminary and subject to change
** - This value is the natural volume and includes the U.S. share
Average and rankings are based on the period 1912 to 2001


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