Little Goose Lock and Dam is a
hydroelectric
Hydroelectricity, or hydroelectric power, is electricity generated from hydropower (water power). Hydropower supplies one sixth of the world's electricity, almost 4500 TWh in 2020, which is more than all other renewable sources combined and ...
, concrete,
run-of-the-river dam
A dam is a barrier that stops or restricts the flow of surface water or underground streams. Reservoirs created by dams not only suppress floods but also provide water for activities such as irrigation, human consumption, industrial use, a ...
in the
northwest
The points of the compass are a set of horizontal, radially arrayed compass directions (or azimuths) used in navigation and cartography. A compass rose is primarily composed of four cardinal directions—north, east, south, and west—each sep ...
United States, on the lower
Snake River
The Snake River is a major river of the greater Pacific Northwest region in the United States. At long, it is the largest tributary of the Columbia River, in turn, the largest North American river that empties into the Pacific Ocean. The Snake ...
in southeast
Washington
Washington commonly refers to:
* Washington (state), United States
* Washington, D.C., the capital of the United States
** A metonym for the federal government of the United States
** Washington metropolitan area, the metropolitan area centered on ...
. At the dam, the river is the border between
Columbia and
Whitman counties;
it is northeast of
Starbuck and north of
Dayton
Dayton () is the sixth-largest city in the U.S. state of Ohio and the county seat of Montgomery County. A small part of the city extends into Greene County. The 2020 U.S. census estimate put the city population at 137,644, while Greater Da ...
.
Construction began in June 1963 on what was Little Goose Island.
The main structure and three generators were completed in 1970, with an additional three generators finished in 1978.
Generating capacity is , with an overload capacity of ; the spillway has eight gates and is in length.
Little Goose Dam is part of the
Columbia River Basin
The Columbia River drainage basin is the drainage basin of the Columbia River in the Pacific Northwest region of North America. It covers . In common usage, the term often refers to a smaller area, generally the portion of the drainage basin that ...
system of dams.
Lake Bryan, named for Doctor
Enoch Albert Bryan
Enoch Albert Bryan (May 10, 1855 – November 6, 1941) was president of Vincennes University in Indiana from 1883-1893 and of Washington's land-grant institution, today called Washington State University, from 1893-1915. At the latter institu ...
, is formed behind the dam. The lake stretches to the base of
Lower Granite Dam
Lower Granite Lock and Dam is a concrete gravity Run-of-the-river hydroelectricity, run-of-the-river dam in the northwest United States. On the lower Snake River in southeastern Washington (state), Washington, it bridges Whitman County, Washington, ...
, upstream.
Lake Herbert G. West, formed from
Lower Monumental Dam
Lower Monumental Lock and Dam is a hydroelectric, concrete, run-of-the-river dam in the northwest United States. Located on the lower Snake River in southeast Washington, it bridges Franklin and Walla Walla counties; it is south of Kahlotus ...
runs downstream from the base of the dam.
;Navigation lock
* Single-lift
* wide
* long
See also
*
List of dams in the Columbia River watershed
*
Lower Granite Dam
Lower Granite Lock and Dam is a concrete gravity Run-of-the-river hydroelectricity, run-of-the-river dam in the northwest United States. On the lower Snake River in southeastern Washington (state), Washington, it bridges Whitman County, Washington, ...
*
Ice Harbor Dam
*
Lower Monumental Dam
Lower Monumental Lock and Dam is a hydroelectric, concrete, run-of-the-river dam in the northwest United States. Located on the lower Snake River in southeast Washington, it bridges Franklin and Walla Walla counties; it is south of Kahlotus ...
* Little Goose Dam in
Grand Forks County, North Dakota
References
External links
Little Goose Lock & Dam @ US Army Corps of Engineers
{{Authority control
Dams completed in 1970
Energy infrastructure completed in 1970
Energy infrastructure completed in 1978
Buildings and structures in Columbia County, Washington
Dams in Washington (state)
Hydroelectric power plants in Washington (state)
Buildings and structures in Whitman County, Washington
Run-of-the-river power stations
United States Army Corps of Engineers dams
Dams on the Snake River
Gravity dams