Chief Joseph Dam

E77792

Chief Joseph Dam is a large hydroelectric dam in Washington State and one of the biggest run-of-the-river power-producing dams in the United States.

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Observed surface forms (1)

Surface form Occurrences
Chief Joseph Dam Powerhouse 1

Statements (47)

Predicate Object
instanceOf hydroelectric dam
run-of-the-river dam
blocksFishMigration true
connectedTo Bonneville Power Administration
surface form: Bonneville Power Administration transmission system
constructionMaterial concrete
constructionStartDate 1950
country United States of America
surface form: United States
county Douglas County, Washington NERFINISHED
downstreamFrom Grand Coulee Dam
fishPassage no fish ladders
floodControlFunction reduces Columbia River flood risk downstream
generatesPowerFor Western Interconnection
surface form: Pacific Northwest grid
hasPublicRecreationAreas true
height 236 feet
72 meters
installedCapacity 2620 MW
latitude approximately 48.0° N
length 1592 meters
5223 feet
locatedIn Washington
surface form: Washington State
locatedOnRiver Columbia River
longitude approximately 119.65° W
namedAfter Chief Joseph
Hin-mah-too-yah-lat-kekt
nearestCity Bridgeport, Washington NERFINISHED
numberOfTurbines 27
oneOfLargestRunOfRiverDamsIn United States of America
surface form: United States
openingDate 1955
operatedBy U.S. Army Corps of Engineers
surface form: United States Army Corps of Engineers
operatorDivision U.S. Army Corps of Engineers
surface form: Seattle District, U.S. Army Corps of Engineers
ownedBy U.S. Army Corps of Engineers
surface form: United States Army Corps of Engineers
partOf Columbia River hydropower system
powerhouseCompletionDate 1958
provides recreation opportunities on Rufus Woods Lake
purpose electricity generation
flood control
region Pacific Northwest
reservoir Rufus Woods Lake NERFINISHED
reservoirCapacity about 590000 acre-feet
runOfTheRiver true
spillwayType gated overflow spillway
state Washington
structureType concrete gravity dam
tribeAssociatedWithNamesake Nez Perce
turbineType Francis turbine
upstreamFrom Wells Dam
watercourseDammed Columbia River

Referenced by (3)

Full triples — surface form annotated when it differs from this entity's canonical label.

Columbia River hasDam Chief Joseph Dam
this entity surface form: Chief Joseph Dam Powerhouse