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and makes up a significant portion of the City of
Seattle's energy portfolio. On average, it provides upwards of 46% of the power generated by Seattle City Light. Boundary Powerhouse, located adjacent to the dam, is completely built inside of the rock that makes up the left abutment of the dam
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was partially filmed at the dam. A facade of the town (Bridge City in the film) appeared on the face of the dam for a period of time that year.
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itself. It has a nameplate capacity of just over 1 gigawatt of generation. The component of the hydroelectric project were listed on the
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278:. The dam is located in the northeast corner of Washington state. It is operated by
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This article is about the dam in
Washington. For the dam in Saskatchewan, see
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Climate data for
Boundary Dam, Washington, 1991–2020 normals: 1837ft (560m)
834:
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National
Register of Historic Places in Pend Oreille County, Washington
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Dams on the
National Register of Historic Places in Washington (state)
855:
831:"Seattle City Light - Boundary Hydroelectric Project | Home"
926:
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158:
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Buildings and structures in Pend
Oreille County, Washington
906:"Boundary Dam, Washington 1991-2020 Monthly Normals"
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1025:Hydroelectric power plants in Washington (state)
63:Location of Boundary Dam in Washington (state)
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776:List of dams in the Columbia River watershed
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1070:1967 establishments in Washington (state)
894:Seattle Municipal Archives – Boundary Dam
204:95,000 acre⋅ft (117,000,000 m)
1045:Energy infrastructure completed in 1967
790:
214:25,200 sq mi (65,000 km)
870:"Seattle City Light: Boundary Project"
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23:Dam in Pend Oreille County, Washington
7:
285:National Register of Historic Places
55:
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1035:United States power company dams
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259:is a concrete arch gravity-type
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84:Pend Oreille County, Washington
1050:Dams on the Pend Oreille River
856:"Carbon Monitoring for Action"
1:
641:Average snowfall inches (cm)
497:Mean daily minimum °F (°C)
357:Mean daily maximum °F (°C)
266:, finished in 1967, on the
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1015:Dams in Washington (state)
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222:1,668 acres (6.75 km)
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191:740 ft (230 m)
183:340 ft (100 m)
1020:Seattle City Light dams
766:Renewable energy portal
233:Installed capacity
1040:Dams completed in 1967
243:Annual generation
111:48.98722°N 117.34750°W
18:Boundary Dam Reservoir
159:Type of dam
820:, NPDP Dam Directory
738:United States portal
116:48.98722; -117.34750
427:Daily mean °F (°C)
210:Catchment area
201:Total capacity
107: /
958:Pend Oreille River
954:Hydroelectric dams
816:2011-07-16 at the
280:Seattle City Light
268:Pend Oreille River
174:Pend Oreille River
1055:Arch-gravity dams
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219:Surface area
153:Dam and spillways
135:Opening date
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994:Waneta Expansion
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872:. Archived from
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237:1,003.25 MW
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876:on 2011-11-25
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711:Source: NOAA
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569:precipitation
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75:United States
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978:
969:Albeni Falls
909:. Retrieved
900:
889:
878:. Retrieved
874:the original
864:
850:
839:. Retrieved
835:the original
825:
811:Boundary Dam
780:
752:Water portal
717:
571:inches (mm)
291:
289:
257:Boundary Dam
256:
255:
164:Arch-gravity
29:Boundary Dam
293:The Postman
130:Operational
114: /
102:117°20′51″W
90:Coordinates
1009:Categories
984:Seven Mile
974:Box Canyon
911:August 14,
880:2011-09-26
841:2018-08-12
785:References
276:Washington
272:U.S. state
99:48°59′14″N
287:in 2018.
270:, in the
196:Reservoir
979:Boundary
814:Archived
722:See also
706:(139.2)
567:Average
170:Impounds
143:Owner(s)
80:Location
956:on the
701:(46.2)
696:(17.3)
691:(0.25)
686:(0.00)
681:(0.00)
676:(0.00)
671:(0.00)
666:(0.00)
661:(0.25)
651:(19.6)
646:(47.0)
557:(−5.9)
552:(−2.2)
532:(11.1)
512:(−2.9)
507:(−5.8)
502:(−6.2)
487:(−2.9)
472:(14.3)
467:(19.6)
462:(19.9)
457:(15.6)
452:(12.2)
437:(−1.2)
432:(−2.9)
422:(13.9)
407:(13.2)
402:(22.7)
397:(29.2)
392:(28.7)
387:(22.4)
382:(19.6)
377:(14.4)
300:Climate
72:Country
989:Waneta
656:(8.6)
636:(717)
562:(1.6)
547:(1.4)
542:(5.9)
537:(9.9)
527:(8.8)
522:(4.9)
517:(0.3)
492:(7.8)
482:(1.2)
477:(7.3)
447:(7.4)
442:(2.8)
417:(0.1)
412:(4.6)
372:(8.6)
367:(3.5)
362:(0.3)
313:Month
247:3,587
188:Length
180:Height
127:Status
699:18.20
644:18.50
631:(91)
626:(82)
621:(61)
616:(34)
611:(21)
606:(36)
601:(81)
596:(66)
591:(56)
586:(60)
581:(50)
576:(79)
352:Year
913:2023
704:54.8
694:6.80
689:0.10
684:0.00
679:0.00
674:0.00
669:0.00
664:0.00
659:0.10
654:3.40
649:7.70
634:28.2
629:3.60
624:3.23
619:2.40
614:1.32
609:0.81
604:1.42
599:3.18
594:2.60
589:2.21
584:2.35
579:1.98
574:3.10
560:34.9
555:21.4
550:28.1
545:34.6
540:42.6
535:49.8
530:52.0
525:47.8
520:40.9
515:32.6
510:26.8
505:21.5
500:20.9
490:46.0
485:26.8
480:34.2
475:45.2
470:57.8
465:67.2
460:67.8
455:60.1
450:54.0
445:45.3
440:37.1
435:29.9
430:26.7
420:57.1
415:32.2
410:40.3
405:55.7
400:72.9
395:84.6
390:83.6
385:72.4
380:67.2
375:58.0
370:47.5
365:38.3
360:32.6
349:Dec
346:Nov
343:Oct
340:Sep
337:Aug
334:Jul
331:Jun
328:May
325:Apr
322:Mar
319:Feb
316:Jan
138:1967
274:of
264:dam
249:GWh
1011::
793:^
946:e
939:t
932:v
915:.
883:.
858:.
844:.
20:.
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
