Lower Salmon Falls
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Lower Salmon Falls Dam is a concrete gravity-type
hydroelectric Hydroelectricity, or hydroelectric power, is electricity generated from hydropower (water power). Hydropower supplies one sixth of the world's electricity, almost 4500 TWh in 2020, which is more than all other renewable sources combined and ...
dam A dam is a barrier that stops or restricts the flow of surface water or underground streams. Reservoirs created by dams not only suppress floods but also provide water for activities such as irrigation, human consumption, industrial use ...
on the Lower Salmon Falls of the
Snake River The Snake River is a major river of the greater Pacific Northwest region in the United States. At long, it is the largest tributary of the Columbia River, in turn, the largest North American river that empties into the Pacific Ocean. The Snake ...
, in the
U.S. state In the United States, a state is a constituent political entity, of which there are 50. Bound together in a political union, each state holds governmental jurisdiction over a separate and defined geographic territory where it shares its sover ...
of
Idaho Idaho ( ) is a state in the Pacific Northwest region of the Western United States. To the north, it shares a small portion of the Canada–United States border with the province of British Columbia. It borders the states of Montana and Wyom ...
. The dam is located 5 miles downstream from
Upper Salmon Falls Salmon Falls, is the series of falls on the Snake River, in Twin Falls County, Idaho, comprising the Upper Salmon Falls and Lower Salmon Falls, near Hagerman. The Upper Salmon Falls are about 40 miles West of Shoshone Falls, in between Gooding C ...
, between Gooding County and
Twin Falls County, Idaho Twin Falls County is a county in the south central part of the U.S. state of Idaho. As of the 2020 Census, the county had a population of 90,046, making it the fifth-most populous county in Idaho. The county seat and largest city is Twin Falls ...
.


History

The Salmon Falls includes a series of falls on the
Snake River The Snake River is a major river of the greater Pacific Northwest region in the United States. At long, it is the largest tributary of the Columbia River, in turn, the largest North American river that empties into the Pacific Ocean. The Snake ...
. The Lower Salmon Falls are approximately 5 miles downstream from Upper Salmon Falls, in between Gooding County and
Twin Falls County, Idaho Twin Falls County is a county in the south central part of the U.S. state of Idaho. As of the 2020 Census, the county had a population of 90,046, making it the fifth-most populous county in Idaho. The county seat and largest city is Twin Falls ...
. Half of the Lower Falls have been inundated by the Lower Salmon Falls Dam.Lower Salmon Falls from worldwaterfalldatabase.com accessed on September 26, 2013
/ref> The Lower Salmon Falls Dam was originally built in 1910 by the Greater Shoshone and Twin Falls Water Power Company.
Idaho Power Company Idaho Power Company (IPC) is a regulated electrical power utility. Its business involves the purchase, sale, generation, transmission and distribution of electricity in eastern Oregon and southern Idaho. It is a subsidiary of IDACORP, Inc. The c ...
acquired the plant in 1916 and rebuilt it in 1949. It's located at river mile 573.0. Nearby cities are Twin Falls, Mountain Home, and
Hailey, Idaho Hailey is a city in and the county seat of Blaine County, in the Wood River Valley of the central part of the U.S. state of Idaho. The population was 7,960 at the 2010 census, up from 6,200 in 2000.Upper Salmon Falls Dam and
Bliss Dam Bliss Dam is a concrete gravity-type hydroelectric dam on the Snake River, in the U.S. state of Idaho. The dam is located near Bliss, Idaho. Along with the Upper Salmon Falls and Lower Salmon Falls dam projects, Bliss Dam is part of Idaho Power ...
is part of Idaho Power Company's Mid-Snake Projects.Mid-Snake Projects
, Idaho Power
The Mid-Snake Projects in total have a nameplate capacity of 169.5 MW.


See also

*
List of dams in the Columbia River watershed There are more than 60 dams in the Columbia River watershed in the United States and Canada. Tributaries of the Columbia River and their dammed tributaries, as well as the main stem itself, each have their own list below. The dams are listed in ...


References


External links


Lower Salmon Falls Dam
from idahoguideservice.com accessed September 22, 2015. View of overflow dam releasing water over the remnant of the Lower Salmon Falls. Dams in Idaho Buildings and structures in Twin Falls County, Idaho Buildings and structures in Gooding County, Idaho Hydroelectric power plants in Idaho Idaho Power dams Dams completed in 1949 Energy infrastructure completed in 1949 Dams on the Snake River Dams completed in 1910 1910 establishments in Idaho {{TwinFallsCountyID-geo-stub