Wind is playing havoc with levels of Lake Manitoba this weekend: the level on the gauges is 811.55 feet, which is probably too high. Outflow at Fairford is down to 2,313 cfs. The level of Lake St. Martin is little changed from last week, sitting at 798.85 feet this morning. Assiniboine flows are little changed from last week: flow on the Assiniboine at Holland is 4,697 cfs, and 4,591 cfs at Headingly. Flow on the Whitemud River rose to 749 cfs with the rain this week. The flow on the Waterhen continues to rise reaching 3,743 cfs. The level of Lake Winnipegosis is 830.88 feet this week. Flow on the Dauphin River is down to 3,779 cfs. The level of the Shellmouth Reservoir is rising and currently sitting at 1400.80 feet.
River update
Time: 9:00 AM May 3, 2020
Portage Diversion: closed
Assiniboine at Holland: 4,697 cfs
Assiniboine at Headingly: 4,591 cfs
Waterhen: 3,743 cfs
Whitemud: 749 cfs
Fairford: 2,313 cfs
Dauphin: 3,779 cfs
Lake update
Time: 9:00 AM May 3, 2020
Steep Rock: 811.40 ft
Westbourne: 811.70 ft
Mean level Lake Manitoba: 811.55 ft
Lake Manitoba desired operating range: 810.5 to 812.5 ft
Lake St. Martin: 798.85 ft
Lake St. Martin desired operating range: 797.0 to 800.0 ft
Lake Winnipegosis: 830.88 ft
Shellmouth Reservoir: 1400.80 ft
Extracted from the Environment and Climate Change Canada Real-time Hydrometric Data web site (https://wateroffice.ec.gc.ca/mainmenu/real_time_data_index_e.html) on May 3, 2020.
Association of Lake Manitoba Stakeholders 