Lake Chelan Dam

Lake Chelan Dam
Aerial view of dam looking up lake
Lake Chelan Dam is located in Washington (state)
Lake Chelan Dam
Location of Lake Chelan Dam in Washington (state)
Official nameLake Chelan Hydroelectric Project
CountryUSA
LocationChelan, Washington
Coordinates47°50′4.05″N 120°0′43.23″W / 47.8344583°N 120.0120083°W / 47.8344583; -120.0120083
Construction began1926
Opening date1927[1]
Owner(s)Chelan County P.U.D. No. 1
Dam and spillways
Type of damGravity structure
ImpoundsChelan River headwater
Height40 feet (12 m)[1]
Length490 feet (150 m)[1]
Reservoir
CreatesRaised Lake Chelan 21 ft (6.4 m)[2]
Total capacity15,800,000 acre⋅ft (19.5 km3)[1]
Catchment area924 sq mi (2,390 km2)[3]
Power Station
Commission dateSeptember 1927
Hydraulic head400 feet (120 m)[1]
Installed capacity59.2 megawatts[1]
Steel-reinforced concrete
Lake Chelan Hydroelectric Power Plant
LocationSouthwestern end of Lake Chelan to Columbia River
Coordinates47°49′36″N 120°00′11″W / 47.82664°N 120.00306°W / 47.82664; -120.00306
Area20 acres (8.1 ha)
MPSHydroelectric Power Plants in Washington State, 1890--1938 MPS
NRHP reference No.88003442
Added to NRHPDecember 15, 1988[4]

Lake Chelan Dam officially known as the Lake Chelan Hydroelectric Project is located approximately 32 miles (51 km) north of the city of Wenatchee in Chelan County. The dam is located at the lower or southeasterly end of 50.4 miles (81.1 kilometres)[5] long Lake Chelan, and is within the limits of the city of Chelan. The powerhouse is located near the community of Chelan Falls. The reservoir has 677,400 acre-feet (835,600,000 m3) of usable water storage. The 10-year average generation for the Project is 365,000 megawatt hours.

  1. ^ a b c d e f Hydropower Reform Coalition (2009). "Hydropower Reform Coalition Success Story" (PDF). Retrieved January 12, 2015.
  2. ^ The Wenatchee Daily World (November 1945). "School Bus Plunges into Lake Chelan". Retrieved January 12, 2015.
  3. ^ Washington State Department of Ecology (January 1987). "Morphometry of Lake Chelan" (PDF). Retrieved January 12, 2015.
  4. ^ "National Register Information System". National Register of Historic Places. National Park Service. July 9, 2010.
  5. ^ Washington State Department of Ecology (January 1987). "Morphometry of Lake Chelan" (PDF). Retrieved January 12, 2015.