Green Peter Dam is a concrete

gravity dam A gravity dam is a dam constructed from concrete or stone masonry and designed to hold back water by using only the weight of the material and its resistance against the foundation to oppose the horizontal pressure of water pushing against it. ...

impounding the

Middle Santiam River The Middle Santiam River is a tributary of the South Santiam River, long, in western Oregon in the United States. It drains a remote area of the Cascade Range east of Sweet Home in the watershed of the Willamette River. It rises in the Cascade ...

in Linn County in the U.S. state of

Oregon Oregon () is a U.S. state, state in the Pacific Northwest region of the Western United States. The Columbia River delineates much of Oregon's northern boundary with Washington (state), Washington, while the Snake River delineates much of it ...

. It was completed in 1967 to generate

hydroelectricity Hydroelectricity, or hydroelectric power, is Electricity generation, 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 Renewabl ...

, prevent flood damage, provide irrigation, and improve water quality downstream. Water released by the dam is regulated by the

Foster Dam Foster Dam is an embankment type rock-fill dam across the South Santiam River near Sweet Home, Oregon, United States. Designed by the Corps of Engineers, it began service on August 22, 1968. Its primary purpose is flood control but it also p ...

down the river.

Green Peter Reservoir Green Peter Reservoir is a reservoir created by Green Peter Dam on the Middle Santiam River northeast of Sweet Home, Oregon, United States. The reservoir is approximately long and has a surface area of approximately when full. The reservoir is ...

, created by the dam, is a popular area for fishing, boating, and other water sports. The dam is featured in the 2013 film ''Night Moves''.

References

Dams in Oregon Buildings and structures in Linn County, Oregon United States Army Corps of Engineers dams Dams completed in 1967 1967 establishments in Oregon Gravity dams {{LinnCountyOR-geo-stub

See also

References