Lake Kegonsa Boat Ramps

4 boat launches are mapped on Lake Kegonsa in Dane County, Wisconsin.

4 of these launches include facility details from Wisconsin Department of Natural Resources.

Lake Kegonsa facts

Surface area3,203 acres
TypeReservoir
Average depthabout 18 ft (modelled estimate)
Water volumeabout 55,818 acre-feet (modelled)
Shoreline lengthabout 9.6 miles
Surface elevation840 ft above sea level
DamLake Kegonsa, completed 1938
Dam size10 ft high, 100 ft long, gravity dam
Dam purposesNavigation, Recreation
Dam ownerDane County (Local Government)
Normal storage2,716 acre-feet
Impounded streamYahara

Sources: USGS National Hydrography Dataset (public domain); HydroLAKES v1.0 (Messager et al. 2016, CC BY 4.0); U.S. Army Corps of Engineers National Inventory of Dams (NID ID WI01072). Matched to this page by name and location; modelled values are approximate. See all sources.

Lake Kegonsa water level & temperature

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Wildlife you might see at Lake Kegonsa

Most-observed birds: Common Goldeneye (19), Osprey (17), American Robin (14), Yellow-rumped Warbler (14), Sandhill Crane (13), Song Sparrow (12), Eastern Wood-Pewee (12), Red-eyed Vireo (12), Great Blue Heron (11), Tundra Swan (11).

Other wildlife: American Toad (15), Eastern Chipmunk (14), DeKay's Brownsnake (8), White-tailed Deer (6), Groundhog (6), North American Green Frog (6).

Numbers are research-grade observations of each species recorded in and around the water by the iNaturalist community (137 bird, mammal, reptile and amphibian species in the area). Sightings are not guaranteed.

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