Lake Chelan Dam | |
---|---|
Official name | Lake Chelan Hydroelectric Project |
Country | USA |
Location | Chelan, Washington |
Coordinates | 47°50′4.05″N 120°0′43.23″W / 47.8344583°N 120.0120083°W |
Construction began | 1926 |
Opening date | 1927[1] |
Owner(s) | Chelan County P.U.D. No. 1 |
Dam and spillways | |
Type of dam | Gravity structure |
Impounds | Chelan River headwater |
Height | 40 feet (12 m)[1] |
Length | 490 feet (150 m)[1] |
Reservoir | |
Creates | Raised Lake Chelan 21 ft (6.4 m)[2] |
Total capacity | 15,800,000 acre⋅ft (19.5 km3)[1] |
Catchment area | 924 sq mi (2,390 km2)[3] |
Power Station | |
Commission date | September 1927 |
Hydraulic head | 400 feet (120 m)[1] |
Installed capacity | 59.2 megawatts[1] |
Steel-reinforced concrete | |
Lake Chelan Hydroelectric Power Plant | |
Location | Southwestern end of Lake Chelan to Columbia River |
Coordinates | 47°49′36″N 120°00′11″W / 47.82664°N 120.00306°W |
Area | 20 acres (8.1 ha) |
MPS | Hydroelectric Power Plants in Washington State, 1890--1938 MPS |
NRHP reference No. | 88003442 |
Added to NRHP | December 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.