Big Lake (Iowa)
Big Lake is an open body of water surrounded by marshy islands in Navigation Pool 9 of the Upper Mississippi River. It lies where the Iowa, Minnesota and Wisconsin borders come together, just north of Lansing, Iowa. It is part of the Upper Mississippi River National Wildlife and Fish Refuge.
Aerial view looking north, January 14, 2001, with River at floodstage; the Black Hawk Bridge is visible; Big Lake is the open area in the upper part, click to enlarge (USGS, Upper Midwest Environmental Sciences Center)
| Big Lake | |
|---|---|
  Big Lake  Big Lake | |
 | |
| Location | Allamakee County, Iowa |
| Coordinates | 43.3992°N 91.2177°W |
| Type | Reservoir |
| Primary inflows | Upper Mississippi River |
| Primary outflows | Upper Mississippi River |
| Basin countries | United States |
The Army Corps of Engineers maintains the lake's integrity as fish habitat.
Sources
- Army Corps of Engineers (retrieved 2 April 2007)
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