It’s an hour from Winnipeg Paul.
The festival is 23-25 June (from Playak.com):
Manitoba Whitewater Club Shindigggg 2006.
Fun weekend of beats, beverages, and boating. Main campsite/party ground is at cook’s falls, Manitoba… smack dab in the middle of Manitoba’s sweet big water playspots (including Sturgeon and Whitemud Falls)! Admission includes a sweet meal, live DJ, food, bevys, tomfoolery, and shenanigans….Good times to be had by all! All levels of boaters are welcome!
Link to Cook’s Falls (close to Sturgeon):