Hydroelectric power plants

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Hydroelectric power plants

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Hydroelectric power plants

  • UF Water-power electric plants

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Hydroelectric power plants

89 Collections results for Hydroelectric power plants

89 results directly related Exclude narrower terms

Bonneville Power Plant. Columbia River Highway, Oregon

Negative of a photographic postcard showing the Bonneville power plant at the Bonneville Dam. The road leading to the plant is lined with flowers and a body of water is to the right. There are several power lines in the sky, transmitting electricity from the plant. Handwriting on negative reads, "Bonneville Power Plant. Columbia River Highway, Oregon. Christian 507."

Christian (Photographer)

Bonneville Dam - Fish Ladder

Negative of a photographic postcard showing the Bonneville Dam and a fish ladder in the foreground. Water rushes through the open spillway gates, also known as floodgates, of the dam on the Columbia River. There is a large mountain in the background. Handwriting on negative reads, "Bonneville Dam - Fish Ladder." There are markings near the top of the negative.

Christian (Photographer)

Generators - Bonneville Dam

Negative of a photographic postcard showing the generators at the Bonneville Dam. The generators are circular machines lined up in a large open room. Handwriting on negative reads, "Generators - Bonneville Dam. Christian 11-623."

Christian (Photographer)

Bonneville Dam - Oregon - Washington

Negative of a photographic postcard showing an aerial view of the Bonneville Dam on the Columbia River in the Columbia River Gorge. Water rushes out of the spillway gates, also known as floodgates, of the dam. View looks east past the dam and up the river. Handwriting on negative reads, "Bonneville Dam - Oregon - Washington. Christian 11-625." Number printed in bottom right corner: 112189

Christian (Photographer)

Mill River Power Plant - Estacada, Oregon

Negative of a photographic postcard showing the Mill River Power Plant at the River Mill Dam in Estacada, Oregon. Water from the Clackamas River goes over the spillway in the background. Power lines carry electricity from the plant. Handwriting on negative reads, "Mill River Power Plant - Estacada, Ore. Christian 11-6007."

Christian (Photographer)

Aerial view of Oregon City and Willamette River

An aerial view showing the Willamette River in Oregon City, looking south. A dam can be seen at Willamette Falls, with a Portland General Electric hydroelectric power plant visible on the right side of the river. Roads are on either side of the river. Photographed with a K-25 camera (negative 2 of 14).

Monner, Al (Alfred Anthony), 1909-1998

Aerial view of Oregon City and Willamette River

An aerial view showing the Willamette River in Oregon City, looking south. The Oregon City Arch Bridge crosses the Willamette River, to the west of Main Street. Willamette Falls, and a Portland General Electric dam and hydroelectric power plant can be seen on the river to the south of the bridge. Streets and houses in a grid pattern are on the east side of the river. Photographed with a K-25 camera (negative 3 of 14).

Monner, Al (Alfred Anthony), 1909-1998

Umatilla Bridge dedication

A line of automobiles driving on the access road across McNary Dam from the Washington to Oregon side of the Columbia River to attend the dedication ceremony for the Umatilla Bridge. Infrastructure for the hydroelectric power plant is visible on top of the dam on the left side of the photograph (negative 1 of 9).

Monner, Al (Alfred Anthony), 1909-1998

Portland General Electric Photograph Collection

  • Org. Lot 151
  • Collection
  • 1880 - 1965

Negatives documenting company activities, including electrical infrastructure, employees, power generation and distribution throughout Portland, the Willamette Valley and the Oregon Cascade Range. Additional general images include streetcars and trains, street lighting, power line installation, Rose Festival floats, office buildings, car barns and bridges. Of particular note are dam building projects at Bull Run and along the Clackamas River (1910-1930), and early electric stations in Oregon City at Willamette Falls.

Portland General Electric Company

Station M at River Mill Dam

Photograph showing the exterior of the River Mill Dam powerhouse, likely shortly after construction. Loose hillsides can be seen to the left and right of the building, with transmission lines throughout (image note: corner of glass negative is broken and missing).

River Mill Dam, tail race

Photograph taken from a side angle of the River Mill Dam and powerhouse, showing exterior of building and view of dam structure. Water from the Clackamas River can be seen moving over the dam, and trees and transmission lines are visible in the distance.

Bull Run, Little Sandy Dam, power plant exterior

Photograph showing the exterior to power plant buildings at the Little Sandy Dam, seen in a wooded setting. Two large buildings can be seen on a hillside, each with large windows. The building near the left side of the frame also includes transformer infrastructure on its roof. Written on the negative is “0356.”

Bull Run, Big Sandy dam construction

Photograph showing construction at the Big Sandy Dam (likely the Marmot Dam). In the foreground, two men stand on top of the wooden spillway structure, while other works can be seen in the background towards the hillside. Gravel and more wood can be seen towards the top of the hill. Written on the image is B.S-37.”

Bull Run, Little Sandy Dam, powerhouse

Photograph showing the incomplete interior of the powerhouse building at the Little Sandy Dam. Near the center of the frame, a man stands with folded arms looking towards the camera. Wooden scaffolding is visible throughout the image. In the background, a hillside of dirt and debris can be seen outside the building. Written on the negative is “E301-0-3405.” (Image note: discoloration visible at the right side of the frame).

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