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Construction of the dam began in 1958 and was completed in 1971, making it the newest dam on the lower
Columbia, at a total cost of US$ 511 million. The pool was filled in 1968 and a dedication ceremony was held on September 28, 1968. John Day Dam was built and is operated by the
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367:. The dam's power generation capacity is 2,480,000 kW (overload capacity). The dam underwent a major repair to the upper lock gate in 2010, as documented in an episode of the National Geographic Channel program
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Depth of John Day Dam pool is illustrated by this 1967 photo showing the new UPRR bridge, with old bridges at sites to be submerged below.
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868:"The Modern Day Columbia River – Part Two: Still Waters Run Deep and Deadly for Columbia River Salmon"
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on both sides. The John Day Lock has the highest lift (at 110 feet or 34 meters) of any U.S. lock. The
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The dam and vicinity, taken from the
International Space Station on July 4, 2022
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As of 2007, the 76-mile-long reservoir formed the deadliest stretch of the
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U.S. Geological Survey
Geographic Names Information System: Lake Umatilla
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784:"A Sightseer's Guide to Engineering - Details for John Day Lock and Dam"
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342:, 216 miles (348 km) upriver from the mouth of the Columbia near
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330:. Its crest elevation is approximately 570 feet (170 m) above
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John Day Dam is located 28 miles (45 km) east of the city of
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List of largest hydroelectric power stations in the United States
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831:"FindLaw's United States Supreme Court case and opinions"
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Buildings and structures in
Klickitat County, Washington
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in the northwestern United States. The dam features a
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1131:Buildings and structures in Sherman County, Oregon
1121:Hydroelectric power plants in Washington (state)
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713:"The Dallas, John Day & Willow Creek Dams"
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870:. Oregon Public Broadcasting. Archived from
630:List of dams in the Columbia River watershed
672:"John Day Dam (Washington - 269 ft. elev.)"
620:List of power stations in the United States
426:. Unsourced material may be challenged and
1146:United States Army Corps of Engineers dams
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1171:1971 establishments in Washington (state)
757:. BPA.gov. pp. 14–15. Archived from
459:Altitude: 266 feet (81 m) above sea level
446:Learn how and when to remove this message
752:"The Columbia River System Inside Story"
615:Hydroelectric dams on the Columbia River
1156:Energy infrastructure completed in 1971
648:"John Day Dam (Oregon - 164 ft. elev.)"
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1126:Hydroelectric power plants in Oregon
897:John Day Dam US Army Corps Engineers
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625:List of hydroelectric power stations
424:adding citations to reliable sources
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677:Geographic Names Information System
653:Geographic Names Information System
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314:, and just below the mouth of the
129:Concrete gravity, run-of-the-river
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16:Dam in Washington, United States
1141:Run-of-the-river power stations
849:"World's Toughest Fixes on NGC"
682:United States Geological Survey
658:United States Geological Survey
866:King, Anna (October 2, 2007).
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738:"Carbon Monitoring for Action"
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298:. John Day Dam is part of the
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1161:1971 establishments in Oregon
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817:Northwestern Division Website
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485:Sixteen 140,000 kW units
465:Length: 7,365 feet (2,327 m)
357:U.S. Army Corps of Engineers
340:Klickitat County, Washington
204:U.S. Army Corps of Engineers
186:2,530,000 acre⋅ft (3.12
155:2,327 m (7,635 ft)
47:Klickitat County, Washington
7:
813:"John Day 50th Anniversary"
560:
549:Cropped view of the dam on
491:Overload capacity: 2,485 MW
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1116:Dams in Washington (state)
1106:Dams on the Columbia River
717:US Army Corps of Engineers
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502:Length: 1,228 feet (374 m)
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318:. The closest town on the
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1077:Sam Hill Memorial Bridge
488:Total capacity: 2,240 MW
290:impounded by the dam is
163:Service, gate-controlled
605:Renewable energy portal
462:Height: 183 feet (56 m)
236:Installed capacity
147:56 m (184 ft)
92:Construction began
1176:Dams with fish ladders
1151:Dams completed in 1971
370:World's Toughest Fixes
361:United States v. Rands
336:Sherman County, Oregon
267:is a concrete gravity
249:Annual generation
108:Construction cost
76:45.71639°N 120.69444°W
43:Sherman County, Oregon
477:675 feet (206 m) long
125:Type of dam
577:United States portal
420:improve this section
380:for migrating young
300:Columbia River Basin
81:45.71639; -120.69444
474:86 feet (26 m) wide
365:navigable servitude
183:Total capacity
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312:The Dalles, Oregon
160:Spillway type
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1166:Gravity dams
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1067:John Day Dam
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1002:
968:Chief Joseph
963:Grand Coulee
876:. Retrieved
872:the original
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853:the original
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766:. Retrieved
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591:Water portal
551:July 4, 2022
442:
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418:Please help
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284:fish ladders
265:John Day Dam
264:
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33:John Day Dam
22:John Day Dam
983:Rock Island
978:Rocky Reach
958:Keenleyside
482:Powerhouse
471:Single-lift
334:. It joins
200:Operator(s)
114:511 million
79: /
67:120°41′40″W
55:Coordinates
1100:Categories
1073:Downstream
1013:Bonneville
1008:The Dalles
953:Revelstoke
696:References
687:2006-05-10
663:2006-05-10
436:April 2020
324:Goldendale
320:Washington
296:McNary Dam
190:10 m)
64:45°42′59″N
1030:Crossings
499:Gates: 20
496:Spillway
407:does not
332:sea level
288:reservoir
227:16 × 140
168:Reservoir
1047:Upstream
1003:John Day
878:July 17,
561:See also
322:side is
306:Location
223:Turbines
134:Impounds
39:Location
1032:of the
988:Wanapum
935:on the
835:Findlaw
768:17 July
722:Nov 30,
641:Sources
428:removed
413:sources
350:History
173:Creates
998:McNary
509:Images
382:salmon
257:(2009)
253:8,418
240:2,240
152:Length
144:Height
973:Wells
762:(PDF)
755:(PDF)
338:with
282:plus
948:Mica
880:2024
770:2010
724:2023
411:any
409:cite
263:The
211:Type
112:US$
103:1971
95:1958
422:by
272:dam
255:GWh
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242:MW
229:MW
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188:×
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
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