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Clackamas County (Or.) Hydroelectric power plants
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Portland General Electric Photograph Collection
Portland General Electric Photograph Collection
Station G, Cazadero power station units
Station G, Cazadero power station units
Cazadero Dam, exterior day after wreck
Cazadero Dam, exterior day after wreck
Cazadero Dam, interior day after wreck
Cazadero Dam, interior day after wreck
Cazadero Dam, interior day after wreck
Cazadero Dam, interior day after wreck
Cazadero Dam, unit #3
Cazadero Dam, unit #3
Station B
Station B
Bull Run, Little Sandy Dam, power plant exterior
Bull Run, Little Sandy Dam, power plant exterior
Bull Run, Big Sandy dam construction
Bull Run, Big Sandy dam construction
Bull Run, Big Sandy dam construction
Bull Run, Big Sandy dam construction
Bull Run, Big Sandy tunnel construction
Bull Run, Big Sandy tunnel construction
Station B
Station B
Bull Run, Little Sandy Dam, powerhouse
Bull Run, Little Sandy Dam, powerhouse
Bull Run, Big Sandy dam construction
Bull Run, Big Sandy dam construction
Bull Run, Big Sandy dam construction
Bull Run, Big Sandy dam construction
Bull Run, Big Sandy dam canal excavation
Bull Run, Big Sandy dam canal excavation
Bull Run, Big Sandy canal excavation
Bull Run, Big Sandy canal excavation
Bull Run, Big Sandy dam construction
Bull Run, Big Sandy dam construction
Photograph showing a man kneeling at the top of the tunnel entrance at the Big Sandy Dam (likely the Marmot Dam). He is holding a labeled measuring stick that extends into the water below.  "1913" is etched above the arch of the tunnel.
Bull Run, Big Sandy flume entrance to tunnel
Station B
Station B
Bull Run, Big Sandy dam construction
Bull Run, Big Sandy dam construction
Bull Run, Big Sandy Dam canal and flume construction
Bull Run, Big Sandy Dam canal and flume construction
Cazadero Dam, powerhouse interior
Cazadero Dam, powerhouse interior
Station M at River Mill Dam
Station M at River Mill Dam
River Mill Dam, tail race
River Mill Dam, tail race
River Mill Dam, last unit
River Mill Dam, last unit
River Mill Dam, governor test #3
River Mill Dam, governor test #3
River Mill Dam and powerhouse
River Mill Dam and powerhouse
Results 1 to 28 of 74