Water Supply Outlook for Alberta

September 2009

Table 5 - Recorded March 1 to August 31, 2009 Natural Runoff Volumes - North Saskatchewan River Basin (Natural Flows)

2009 Recorded Volumes
March 1 to August 31
Locations Volume in dam3 Volume as a
% of Average 		Ranking (lowest to highest)
Lake Abraham Inflow 1,606,000** 84 2/30
Brazeau Reservoir Inflow 762,600*** 59 1/41
North Saskatchewan River
at Edmonton 		3,465,000* 66 3/91

* - Recorded 2009 natural volumes are preliminary and subject to change
** Lake Abraham is compared to 30 years of data
*** Brazeau Reservoir is compared to 41 years of data

Average and rankings are based on the period 1912 to 2001

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