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Southern California Edison collection of negatives and photographs
Portal Powerhouse

Visual Materials

Portal Powerhouse

Description: Portal Powerhouse - Gravel accumulated during spring and summer diversion at lower end of Turbine Wye Branch of Penstock. Estimated amount approx. 2 cu. yards with gravel arranging from 3' to 4" in size.
Type: Visual Materials(Opens in new tab)
Date: Sep. 1956
Call number: photCL SCE 02 - 44805
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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