John Day Dam

E397919
gravity dam hydroelectric dam

John Day Dam is a large hydroelectric dam on the Columbia River in the Pacific Northwest, known for its significant power generation capacity and role in regional navigation and water management.

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All labels observed (1)

Label Occurrences
John Day Dam canonical 3

Statements (47)

Predicate Object
instanceOf gravity dam ⓘ
hydroelectric dam ⓘ
basin Columbia River Basin ⓘ
commissioningDate 1971 ⓘ
constructionMaterial concrete ⓘ
constructionStartDate 1958 ⓘ
countryCode US ⓘ
countrySubdivision Gilliam County, Oregon NERFINISHED ⓘ
Klickitat County, Washington NERFINISHED ⓘ
Sherman County, Oregon ⓘ
createsReservoir Lake Umatilla ⓘ
energySource hydropower ⓘ
fishPassageFacility fish ladders ⓘ
gridConnection Pacific Northwest power grid ⓘ
hasInfrastructureType run-of-river dam ⓘ
hasNavigationLock yes ⓘ
hasPowerPlant yes ⓘ
hasSpillway yes ⓘ
hasSpillwayGates yes ⓘ
hasTurbines yes ⓘ
isDownstreamFrom McNary Dam NERFINISHED ⓘ
isPartOf Columbia River hydropower system ⓘ
isPublicInfrastructure yes ⓘ
isUpstreamFrom The Dalles Dam NERFINISHED ⓘ
locatedInCountry United States of America ⓘ
surface form: United States
locatedInRegion Pacific Northwest ⓘ
locatedInState Oregon ⓘ
Washington ⓘ
locatedOnRiver Columbia River ⓘ
managedBy Portland District, U.S. Army Corps of Engineers ⓘ
navigationLockType single-lift lock ⓘ
nearCity Goldendale, Washington NERFINISHED ⓘ
Rufus, Oregon ⓘ
openingDate 1971 ⓘ
operator U.S. Army Corps of Engineers ⓘ
ownedBy U.S. Army Corps of Engineers ⓘ
purpose flood control ⓘ
hydroelectric power generation ⓘ
irrigation support ⓘ
navigation ⓘ
regionServed Pacific Northwest ⓘ
reservoirLocatedOnRiver Columbia River ⓘ
reservoirName Lake Umatilla ⓘ
roleInNavigation supports barge traffic on the Columbia–Snake river system ⓘ
waterManagementRole contributes to flood risk management ⓘ
regulates river flow ⓘ
supports irrigation withdrawals ⓘ

Referenced by (3)

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

The Dalles Dam → downstreamFrom → John Day Dam ⓘ
McNary Dam → locatedUpstreamOf → John Day Dam ⓘ
Columbia River hydropower system → includesFacility → John Day Dam ⓘ