Swift Dam

Swift Dam
Swift Dam
	Swift Dam Location of Swift Dam in Washington (state) Swift Dam Swift Dam (the United States)
Official name	Swift No. 1 Dam
Location	Skamania County, Washington, U.S.
Coordinates	46°3′47″N122°11′52″W / 46.06306°N 122.19778°W
Opening date	1958
Operator	PacifiCorp
Dam and spillways
Impounds	Lewis River
Height	512 ft (156 m)
Length	2,100 ft (640 m)
Reservoir
Creates	Swift Reservoir
Total capacity	755,600 acre-feet (0.932 km3)
Catchment area	481 square miles (1,250 km2)
Surface area	4,620 acres (1,870 ha)
Power Station
Operator	PacifiCorp
Installed capacity	240 MW

Last updated November 14, 2025

Swift Dam or Swift No. 1 is an earth-type hydroelectric dam on the Lewis River, in the U.S. state of Washington.^[2] Completed in 1958,^[2] it is located in Skamania County and its reservoir is called Swift Reservoir.

References

1 2 3 4 5 Swift Dam Archived 2011-07-16 at the Wayback Machine , NPDP Dam Directory
1 2 3 "Mammoth earth-fill dam completed on Lewis River". Eugene Register-Guard. Oregon. Associated Press. November 18, 1958. p. 5A.
↑ "Lewis River". PacifiCorp. Archived from the original on 4 April 2019. Retrieved 5 October 2010.
↑ "Reservoirs in the United States" (PDF). United States Geological Survey. Retrieved 20 December 2014.

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[npdp-1] 1 2 3 4 5 Swift Dam Archived 2011-07-16 at the Wayback Machine , NPDP Dam Directory

[ergmefd-2] 1 2 3 "Mammoth earth-fill dam completed on Lewis River". Eugene Register-Guard. Oregon. Associated Press. November 18, 1958. p. 5A.

[specs-3] "Lewis River". PacifiCorp. Archived from the original on 4 April 2019. Retrieved 5 October 2010.

[4] "Reservoirs in the United States" (PDF). United States Geological Survey. Retrieved 20 December 2014.

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Swift Dam
Swift Dam Location of Swift Dam in Washington (state) Show map of Washington (state) Swift Dam Swift Dam (the United States) Show map of the United States
Official name	Swift No. 1 Dam
Location	Skamania County, Washington, U.S.
Coordinates	46°3′47″N122°11′52″W / 46.06306°N 122.19778°W / 46.06306; -122.19778
Opening date	1958^[1]^[2]
Operator	PacifiCorp^[1]
Dam and spillways
Impounds	Lewis River
Height	512 ft (156 m)^[3]
Length	2,100 ft (640 m)^[1]
Reservoir
Creates	Swift Reservoir
Total capacity	755,600 acre-feet (0.932 km³)^[4]
Catchment area	481 square miles (1,250 km²)^[1]
Surface area	4,620 acres (1,870 ha)^[1]
Power Station
Operator	PacifiCorp
Installed capacity	240 MW

Swift Dam

See also

References