Lock and Dam No. 8 facts for kids
Quick facts for kids Lock and Dam No. 8 |
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Mississippi River Lock and Dam number 8.
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 Location of Lock and Dam No. 8 in Wisconsin
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| Location | Genoa, Vernon County, Wisconsin / Houston County, Minnesota, United States |
| Coordinates | 43°34′12″N 91°13′54″W / 43.57000°N 91.23167°W |
| Construction began | 1933 |
| Opening date | April 1937 |
| Operator(s) |  U.S. Army Corps of Engineers, St. Paul District |
| Dam and spillways | |
| Impounds | Upper Mississippi River |
| Reservoir | |
| Creates | Pool 8 |
| Total capacity | 260,000 acre⋅ft (0.32 km3) |
| Catchment area | 64,770 sq mi (167,800 km2) |
Lock and Dam No. 8 is a lock and dam located near Genoa, Wisconsin on the Upper Mississippi River near river mile 679.2 in the [[United States] It was constructed and was put into operation by April 1937. The site then underwent major rehabilitation from 1989 through 2003. The lock and dam are owned and operated by the St. Paul District of the United States Army Corps of Engineers-Mississippi Valley Division.
The dam consists of a concrete structure 934 feet (284.7 m) long with five roller gates and 10 tainter gates. The earth embankment is 17,500 feet (5,334.0 m) long with two submersible spillways, 938 feet (285.9 m) long and 1,338 feet (407.8 m) long. The lock is 110 feet (33.5 m) wide by 600 feet (182.9 m) long.
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Aerial view
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Lock and Dam No. 8
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Lock and Dam No. 8
