Water Supply Outlook for Alberta
August 2015
Water Supply Forecast as of August 1, 2015 - Oldman River Basin
(Natural Flows) |
Volume Forecast for March 1 to September 30, 2015 | ||||||
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 2014 Volume as a % of Average |
St. Mary River | 634,000* | 94 | 91-98 | 88 | 28/99 | 146 |
Belly River | 228,000 | 98 | 96-100 | 95 | 40/99 | 129 |
Waterton River | 522,000 | 95 | 94-98 | 92 | 30/99 | 137 |
Oldman River near Brocket | 873,000 | 89 | 86-91 | 83 | 31/99 | 155 |
Oldman River at Lethbridge | 2,408,000 | 85 | 84-87 | 82 | 30/99 | 147 |
* - 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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