Water Supply Outlook for Alberta
February 2017
Water Supply Forecast as of February 1, 2017 - Oldman River Basin
(Natural Flows) |
Volume Forecast for March 1 to September 30, 2017 | ||||||
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 2016 Volume as a % of Average |
St. Mary River | 582,000* | 87 | 77-102 | 69 | 22/99 | 84 |
Belly River | 206,000 | 89 | 80-101 | 73 | 24/99 | 88 |
Waterton River | 483,000 | 88 | 76-104 | 66 | 24/99 | 90 |
Oldman River near Brocket | 805,000 | 82 | 70-94 | 59 | 26/99 | 66 |
Oldman River at Lethbridge | 2,235,000 | 79 | 66-92 | 55 | 25/99 | 66 |
* - 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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