Visual Materials
Portal Powerhouse
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Portal Powerhouse - View from east bank of tailrace channel
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Portal Powerhouse - View from east bank of tailrace channel - temporary diversion channel.
photCL SCE 02 - 43649

Portal Powerhouse
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Portal Powerhouse - Temporary diversion channel; stream gauger's cabin in background.
photCL SCE 02 - 43646

Portal Powerhouse
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Portal Powerhouse - Potter Creek channel used as temporary diversion. View from Hwy Bridge looking upstream.
photCL SCE 02 - 43647

Portal Powerhouse
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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 - Water leakage through toe of tunnel dump fill between diversion ditch and powerhouse area during 490 c.f.s. flow.
photCL SCE 02 - 43299

Portal Powerhouse
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Portal Powerhouse - 400 cfs flow from side channel spillway entering tailrace from new diversion.
photCL SCE 02 - 43961