Water Supply Outlook for Alberta
March 2013
Water Supply Forecast as of March 1, 2013 - Oldman River Basin
(Natural Flows) |
Volume Forecast for March 1 to September 30, 2013 | ||||||
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 2012 Volume as a % of Average |
St. Mary River | 590,400* | 88 | 78-103 | 69 | 23/99 | 118 |
Belly River | 224,400 | 97 | 88-109 | 79 | 35/99 | 121 |
Waterton River | 576,000 | 105 | 93-122 | 83 | 46/99 | 99 |
Oldman River near Brocket | 849,800 | 86 | 75-110 | 65 | 28/99 | 120 |
Oldman River at Lethbridge | 2,554,000 | 90 | 79-102 | 69 | 37/99 | 109 |
* - This value is the natural volume and includes the U.S. share Average is calculated for the March 1 to September 30 period from 1981 to 2009
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