Wall Lake is a 683 acre mesotrophic (moderately fertile) lake located in southwestern Otter Tail County approximately 5 miles east of Fergus Falls, MN. Wall Lake is part of the Otter Tail River Watershed. An unnavigable outlet is located along the west shoreline of the lake which is a tributary to the Otter Tail River. The maximum depth of Wall Lake is 34 feet and 33% of the lake is less than 15 feet deep. Game fish include northern pike, largemouth bass and walleye. Panfish include bluegill, crappie, rock bass and perch.
MN DNR Lake Information Report