Hoover Dam

E6243

National Historic Landmark arch-gravity dam civil engineering landmark concrete dam hydroelectric power station

Hoover Dam is a massive concrete arch-gravity dam on the Colorado River, renowned as a landmark feat of 20th-century American engineering and a major source of hydroelectric power and water management in the Southwest.

Aliases (5)

Boulder Canyon Project ×1
Boulder Dam ×1
Hoover Dam (Arizona side vicinity) ×1
Hoover Dam (Arizona side) ×1
Hoover Dam crossing of the Colorado River ×1

Statements (59)

Predicate	Object
instanceOf	National Historic Landmark → arch-gravity dam → civil engineering landmark → concrete dam → hydroelectric power station →
annualGeneration	about 4 TWh to 5 TWh →
baseWidth	660 ft →
borderBetween	Nevada and Arizona →
bypassBridge	Mike O’Callaghan–Pat Tillman Memorial Bridge →
constructionEndDate	1936 →
constructionMethod	concrete block placement with cooling pipes →
constructionStartDate	1931 →
coordinates	36.0156°N 114.7378°W →
country	United States →
crestWidth	45 ft →
crosses	Black Canyon →
engineeringSignificance	major feat of 20th-century American engineering →
formerName	Boulder Dam →
fundedBy	U.S. federal government →
height	221 m → 726 ft →
heritageDesignation	National Historic Landmark → National Register of Historic Places listing →
installedCapacity	about 2,080 MW →
length	1244 ft → 379 m →
locatedIn	Arizona → Nevada →
locatedInRegion	Southwestern United States →
locatedOnRiver	Colorado River →
namedAfter	Herbert Hoover →
nearCity	Boulder City, Nevada → Las Vegas, Nevada →
numberOfTurbines	17 →
officialName	Hoover Dam →
openingDate	1936 →
operator	United States Bureau of Reclamation →
owner	United States Bureau of Reclamation →
partOf	Boulder Canyon Project →
plantCommissioned	1936 →
primaryPurpose	flood control → hydroelectric power generation → irrigation water supply → municipal water supply → navigation improvement →
recognizedAs	American Society of Civil Engineers Historic Civil Engineering Landmark →
reservoir	Lake Mead →
reservoirCapacity	about 28.9 million acre-feet →
roadwayCarries	U.S. Route 93 (historically) →
suppliesPowerTo	Arizona → California → Nevada →
touristAttraction	yes →
turbineType	Francis turbine →
visitorsPerYear	about 7 million →
volumeOfDam	about 3,250,000 cubic yards of concrete →
waterManagementRole	provides municipal water to Southwestern cities → regulates Colorado River flows → supports irrigation in the American Southwest →

Referenced by (27)

Subject (surface form when different)	Predicate
Bureau of Reclamation → Public Works Administration → Public Works Administration → Public Works Administration →	notableProject
Boulder City, Nevada → Las Vegas Valley → Mike O’Callaghan–Pat Tillman Memorial Bridge →	locatedNear
Arizona ("Hoover Dam (Arizona side)") → Mohave County, Arizona ("Hoover Dam (Arizona side vicinity)") →	contains
Lake Mead National Recreation Area →	containsStructure
U.S. Route 93 (historically) →	crossingLocation
Colorado River near present-day Needles, California →	downstreamOf
Lake Mead →	formedByDam
Hoover Dam ("Boulder Dam") →	formerName
Colorado River →	hasDam
Bureau of Reclamation →	hasDams
Black Canyon →	hasLandmark
Clark County →	hasMajorAttraction
Nevada →	hasNationalHistoricSite
Henderson →	hasNearbyAttraction
Mike O’Callaghan–Pat Tillman Memorial Bridge →	hasViewOf
Las Vegas, Nevada →	near
National Historic Civil Engineering Landmark →	notableExample
U.S. Route 93 (historically) ("Hoover Dam crossing of the Colorado River") →	notableFeature
Hoover Dam →	officialName
Hoover Dam ("Boulder Canyon Project") →	partOf
Davis Dam →	upstreamDam