Lake Onalaska

Lake Onalaska
Lake Onalaska spillway between Onalaska and French Island
Location of Lake Onalaska in Wisconsin, USA.
Location of Lake Onalaska in Wisconsin, USA.
Lake Onalaska
Location of Lake Onalaska in Wisconsin, USA.
Location of Lake Onalaska in Wisconsin, USA.
Lake Onalaska
LocationLa Crosse County, Wisconsin, United States
Coordinates43°52′01″N 091°18′26″W / 43.86694°N 91.30722°W / 43.86694; -91.30722
Typereservoir
Primary inflowsMississippi River
Primary outflowsMississippi River
Basin countriesUnited States
Max. length4 mi (6.4 km)
Max. width3.75 mi (6.04 km)
Surface area7,688 acres (3,111 ha)
Max. depth43 ft (13 m)
Surface elevation633 ft (193 m)
SettlementsOnalaska

Lake Onalaska is a reservoir located on the Black River and Mississippi River between Wisconsin, and Minnesota.[1] It is approximately 4 miles (6.4 km) across, and is the widest point on the Mississippi River.[2] Located in La Crosse County in the state of Wisconsin, its latitude and longitude are 43°52′01″N 091°18′26″W / 43.86694°N 91.30722°W / 43.86694; -91.30722 (Lake Onalaska). The lake is 7,688 acres (31.11 km2) and is shored by the city from which its name came from: Onalaska, Wisconsin. It sits at an altitude of 633 feet (193 m) and is 43 feet (13 m) deep at its deepest.[3][4]

  1. ^ Wisconsin Department of Natural Resources. "Lake Survey Map: Onalaska Lake, La Crosse County" (PDF). Retrieved December 15, 2017.
  2. ^ "Home". mississippiriveradventures.com.
  3. ^ http://wisconsinlakes.com/la%20crosse_county_lakes.html[permanent dead link]
  4. ^ "La Crosse Archives". 28 February 2020.