Bow River Basin - Water Supply Forecasts

As of March 1, 2006, natural runoff volumes for the March to September 2006 period are forecast to range from below average to average in the Bow River basin. Natural runoff volumes are expected to be below average at Banff, average for the Elbow and Highwood Rivers, and below average to average for Calgary, the Kananaskis River and the Spray Lakes and Cascade Reservoirs (Table 5). Current natural runoff volume forecasts range from 91 to 96% of average in the basin, similar to or slightly higher than the February 1 forecasts. The current forecasted volume for the Bow River at Calgary would rank 37th lowest in 91-years of record (1912-2001).