Portal Powerhouse

Description: Portal Powerhouse - Photo taken shortly after break-through of diversion ditch seepage into tailrace to south of Powerhouse.
Type: Visual Materials(Opens in new tab)
Date: 11/21/1955
Call number: photCL SCE 02 - 43932
Find out more: View in the Huntington Digital Library(Opens in new tab); View in the Library catalog(Opens in new tab)

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Portal Powerhouse
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Portal Powerhouse - South bank of powerhouse excavation with considerable seepage from tunnel diversion.
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Portal Powerhouse - Starting to fill Potter Creek temporary diversion channel after returning tunnel flow to permanent tailrace.
photCL SCE 02 - 43686
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Portal Powerhouse - Deepening tailrace channel near powerhouse before end of outage and start of diversion thru by-pass.
photCL SCE 02 - 43801
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Portal Powerhouse - Upper end of tailrace channel before start of diversion from Florence Lake.
photCL SCE 02 - 43803
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Portal Powerhouse - Tailrace channel under highway bridge after 1800 cfs flows.
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Portal Powerhouse
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Portal Powerhouse - Up tailrace channel from under highway bridge, after test flow.
photCL SCE 02 - 43909