Mississagua Lake has a small dam at one of its openings that connect it to the many other lakes in the region such as Buckhorn and Catchacoma Lake. The lake is home to many aquatic species such as ducks, loons, and heron.
In the forests around the lake, you can find deer, black bears, fox, and turkeys. The area contains several privately owned cottages, some owned by professional ice hockey players in the NHL.
The surface area is approximately 697.4 hectors (1724acers) maximum depth is approximately 40m (130 feet), the average depth is approximately 18m (58 feet) Public boat launch: at the south end off of Dam Road and at the end of West Bay Road on the west side of the lake.