Lake Herbert G. West (or Lake West) is a reservoir formed by the Lower Monumental Dam in the U.S. state of Washington. It extends up the Snake River for 28 miles (45 km) to the tailwater of Little Goose Dam. It has a surface area of 6,590 acres (27 km²), a maximum storage capacity of 432,000 acre-feet (533,000,000 m3), normally kept at 377,000 acre-feet (465,000,000 m3).
Lake Herbert G. West | |
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West Lake | |
Location | Franklin, Walla Walla, Columbia and Whitman counties, Washington state, U.S. |
Coordinates | 46°33′45″N 118°32′15″W / 46.56250°N 118.53750°W |
Type | Reservoir |
Primary inflows | Snake River |
Primary outflows | Snake River |
Basin countries | United States |
Surface area | 6,590 acres (2,670 ha) |
Water volume | 465,000,000 m3 (1.64×1010 cu ft) |
Surface elevation | 541 feet (165 m) [1] |
As the reservoir filled in 1968, it flooded several archaeological sites, including the Marmes Rockshelter, which contained the oldest known artifacts in Washington, dating back over 10,000 years.
The lake was named for Herbert G. West, a major promoter of inland navigation on the Columbia and Snake rivers.[2]
References
edit- ^ "Lake Herbert G West". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Visionaries". Northwest Power and Conservation Council. Retrieved September 25, 2018.
External links
edit- Lower Monumental Dam and Lake Herbert G. West U.S. Army Corps of Engineers