Hoover Dam

**Hoover Dam**
	hydroelectric dam on the Colorado River, United States
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Instance of	arch-gravity dam (concrete); hydroelectric power station; embankment dam;
Named after	Herbert Hoover (1947–); Boulder Canyon;
Located in protected area	Lake Mead National Recreation Area;
Location	Black Canyon of the Colorado; Mohave County; Clark County; United States;
Located in or next to body of water	Colorado River;
Architectural style	Art Deco architecture;
Architect	Gordon Kaufmann;
Has use	hydroelectricity; flood control; water storage; recreational sport;
Owned by	Federal Government of the United States;
Operator	United States Bureau of Reclamation;
Has part(s)	Hoover Dam (AZ); Hoover Dam (NV); Winged Figures of the Republic; Hoover Dam Star Map;
Heritage designation	National Historic Landmark (Hoover Dam, 1985–); National Register of Historic Places listed place (A, C, Hoover Dam, NRHP structure, 1981–); Historic Civil Engineering Landmark;
Service entry	1936;
Inception	1931;
Date of official opening	1936;
Nominal power output	2,078.8 megawatt (nameplate capacity);
Width	14 m (dam crest); 200 m (level of foundation);
Length	379 m (dam);
Height	221.4 m (dam); 376 m (dam crest);
Inflows	Colorado River;
Drainage basin	Colorado River drainage basin;
Reservoir created	Lake Mead;
Different from	Lake Mead Dam;
	official website
	36° 00′ 57″ N, 114° 44′ 16″ W
Authority file
	Q172822; VIAF cluster ID: 244713200; GND ID: 4356809-9; Library of Congress Authorities ID: sh85061917; U.S. National Archives Identifier: 10046540, 10636728; J9U entity ID: 987007565418005171; Structurae structure ID: 20000136; NRHP reference number: 81000382; OpenStreetMap way ID: 49938932; LoC HABS/HAER/HALS place ID: nv0244; Global Energy Monitor Wiki ID: Hoover Dam hydroelectric plant, Hoover_Dam_hydroelectric_plant
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<nowiki>Presa Hoover; Empangan Hoover; د هوور بند; ВЕЦ Хувър Дам; Hoover Barajı; 胡佛水壩; Hoover Dam; Гребля Гувера; 胡佛水壩; Hoover Dam; ເຂື່ອນຮູເວີ; 후버 댐; Гувер бөгеті; Akvobaraĵo Hoover; Hooverova přehrada; Hooverova brana; হুভার বাঁধ; barrage Hoover; Hooverova brana; ހޫވަރ ޑޭމު; हूव्हर धरण; Đập Hoover; Hūvera aizsprosts; Хуверова брана; Huva lɩŋgamʋʋ; 胡佛水坝; Hooverdammen; Huver bəndi; ಹೂವರ್ ಆಣೆಕಟ್ಟು; بەنداوی ھوڤەر; Hoover Dam; سد هوفر; 胡佛大壩; Hoover-gát; Hoover presa; Presa Hoover; Presa Hoover; Damba Hoover; سد هوور; 胡佛水壩; Hooverdaam; ჰუვერის კაშხალი; フーバーダム; סכר הובר; Moles Hooverana; हूवर बांध; 胡佛水坝; Hooverin pato; ஊவர் அணை; diga di Hoover; Hooveri pais; เขื่อนฮูเวอร์; Represa Hoover; 胡佛水坝; плаціна Гувэра; హూవర్ డామ్; Huverio užtvanka; Hooverjev jez; Hooverova brana; Hooverdammen; හූවර් වේල්ල; Bendungan Hoover; Zapora Hoovera; ഹൂവർ അണക്കെട്ട്; 胡佛水壩; Հուվերի ամբարտակ; Плотина Гувера; Barajul Hoover; Плаціна Гувера; Encoro Hoover; 胡佛水坝; Φράγμα Χούβερ; Хуверова брана; presa hidroeléctrica en el río Colorado, Estados Unidos; barrage sur le fleuve Colorado aux États-Unis; дамба на рацэ Каларада ў ЗША; уникальное гидротехническое сооружение, плотина и гидроэлектростанция в нижнем течении реки Колорадо; betona smaguma arkas aizsprosts uz Kolorādo upes; Talsperre auf der Grenze zwischen den US-Bundesstaaten Nevada und Arizona; respresa americana de geração de energia; alihan sa tubig sa Estados Unidos, Arizona; د متحده ايالاتو د کولوراډو سيند پرغاړه د اوبيزې برېښنا بند; 美国水坝; хидроелектрана на реци Колорадо, Сједињене Америчке Државе; dammbyggnad i Coloradofloden i USA; アメリカ合衆国の多目的ダム; demning og vannkraftverk i Coloradoelven, USA; concrete arch-gravity dam in the Black Canyon o the Colorado River; salah satu bendungan di dunia; pato Coloradojoessa Yhdysvalloissa; סכר על נהר קולורדו; stuwdam in Arizona; хидроелектрана на реци Колорадо, Сједињене Америчке Државе; diga in Colorado sul fiume Colorado; ເຂື່ອນໄຟຟ້ານໍ້າຕົກ ທີ່ຕັ້ງຢູ່ໃນ ສະຫະລັດ; 미국의 다목적 댐; hydroelectric dam on the Colorado River, United States; سد علي نهر كولورادو; presa situada en el curs del riu Colorado; سد علي نهر كولورادو; Represa Hoover; Hoover Daam; Boulderdammen; เขื่อนฮูเวอร์แดม; ฮูเวอร์แดม; Дамба Гувера; ГЭС Гувера; हूवर डॅम; हूवर धरण; Hoover-Staudamm; Hooverdamm; Boulder-Staudamm; Hooverstaudamm; Hoover-Staumauer; Hoover-Damm; Hoover-Talsperre; Boulder Dam; Barragem de hoover; Presa Hoover; Боулдер брана; 胡佛大坝; 胡佛坝; 胡佛水坝; Боулдер брана; Boulder Dam; フーヴァーダム; フーバー・ダム; フーヴァー・ダム; ボールダーダム; フーバーダムの; 후버댐; הובר דאם; סכר בולדר; Hooverova priehrada; Tama Hoovera; Дамба Гувера; Hooverdam; Хувър бент; Хувър Дам; Хувър дем; Hoover Dam; ບາລາດຮູເວີ; Hooverin padon vesivoimalaitos; Boulder Dam; Huverio damba; Boulderdammen; Hoover-demningen; Hooverdemningen; போல்டர் அணை; ஹூவர் அணை; பவுல்டர் அணை</nowiki>

2017
Overview of dam mechanisms; diversion tunnels shown
Looking down at "high scalers" above the Colorado River
Tile floor designed by Allen Tupper True
Hansen's bas-relief on the Nevada elevator
Water is released from the jet-flow gates for testing in 1998
Cross-section of the Hoover Dam showing notable levels of Lake Mead
Turbine/generator deck in power plant beneath Hoover Dam.
Turbine/generator controls in power plant beneath Hoover Dam.

History

River view of the future dam site, circa 1904
date QS:P,+1904-00-00T00:00:00Z/9,P1480,Q5727902
Sketch of the proposed dam site and reservoir, circa 1921
date QS:P,+1921-00-00T00:00:00Z/9,P1480,Q5727902
"Apache Indians employed as high-scalers on the construction of Hoover Dam." – NARA
Hoover Dam by Ansel Adams, 1941
architectural plan
Workers on a "Jumbo Rig"; used for drilling the Hoover Dam's tunnels
Columns of Hoover Dam being filled with concrete, February 1934 (looking upstream from the Nevada rim)
The upstream face of Hoover Dam slowly disappears as Lake Mead fills, May 1935 (looking downstream from the Arizona rim)
plaque