Lakes / Wisconsin / Lower Turtle Lake
Lower Turtle Lake, Wisconsin
286 acres
Surface Area
24 ft
Max Depth
14 ft
Average Depth
1,161 ft
Surface Elevation
Where It Sits, and How Deep It Goes
Locator - Wisconsin
45.39 degrees N, 92.08 degrees W - Barron County. State and county outlines drawn from Census boundary data; the lake marker is placed by its DNR coordinates, not by eye. Schematic - not a survey map.
Depth Profile - Lower Turtle Lake
Schematic cross-section drawn to one shared depth scale - not a survey or bathymetric map. The benchmark is the state itself: Wisconsin Lakes defines a shallow lake as under 20 ft at its deepest, with an average depth under 10 ft.
How Lower Turtle Lake Stacks Up
- About 208 miles from Madison, as the crow flies.
- 4 fish species on the DNR list for this lake.
Fish Species
PanfishLargemouth BassNorthern PikeWalleye
Species recorded for this lake. Presence only - no abundance ratings.
Facts and Figures
Waterbody ID (WBIC)2079700
CountyBarron
Lake TypeDrainage
Coordinates45.3887, -92.0763
Deepest Natural Lakes in Wisconsin
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Green Lake | Green Lake | 7,920 acres | 236 ft |
| 2 | Geneva Lake | Walworth | 5,401 acres | 135 ft |
| 3 | Elkhart Lake | Sheboygan | 292 acres | 119 ft |
| 4 | Trout Lake | Vilas | 3,864 acres | 117 ft |
| 5 | Beaver Dam Lake | Barron | 1,163 acres | 106 ft |
Largest Lakes in Wisconsin
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Lake Winnebago | Winnebago, Fond du Lac, Calumet | 131,939 acres | 21 ft |
| 2 | Lake Pepin | Pierce, Buffalo, Pepin | 24,550 acres | 60 ft |
| 3 | Petenwell Lake | Adams, Wood, Juneau | 23,173 acres | 44 ft |
| 4 | Lake Chippewa | Sawyer | 14,593 acres | 92 ft |
| 5 | Lake Poygan | Winnebago, Waushara | 14,024 acres | 11 ft |
Sources: Wisconsin DNR lake data (WBIC 2079700); USGS; Wisconsin Lakes (shallow-lake benchmark). Verified October 28, 2026.