Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108
Visual Materials
Portal Powerhouse - Forebay - View from left abutment showing progress in reservoir clearing and borrow pit stripping. Portion of new road location in background to right of center.
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Visual Materials
Portal Powerhouse - Forebay - Progress picture forebay dam. View from right abutment looking toward left abutment.
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Visual Materials
Portal Powerhouse - Forebay - View from station 5+00, looking toward left abutment, showing outcroppings of ledge rock while excavating for upstream cutoff under impervious section.
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Visual Materials
Portal forebay - View upstream from left abutment of dam showing clearing in progress in reservoirs area.
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Visual Materials
Portal Powerhouse - Forebay - View from right abutment showing site preparation for downstream rock fill portion of the dam.
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Visual Materials
Portal Powerhouse - Forebay - View from new Forest Service road showing reservoir clearing and right portion of damsite.
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