Opening Hours
Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108
Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108

Visual Materials
Big Creek, Huntington Lake Dams - Rancheria Creek at its confluence with leakage water from construction activities at Portal Powerhouse. Estimated flow about 1 cfs.
photCL SCE 02 - 44837

Visual Materials
Big Creek, Huntington Lake Dams - Rock detention dike across Rancheria Creek approx. 1000 feet upstream from Portal Powerhouse Dike constructed to create stilling basin for overflow from surge chamber. Flow about 2 cfs.
photCL SCE 02 - 44836

Visual Materials
Big Creek, Huntington Lake Dams - Home Camp Creek & culvert under Huntington Lake Road. Estimated flow: 2 cfs.
photCL SCE 02 - 44835

Visual Materials
Big Creek Huntington Lake Dams - Road near Huntington Lake.
photCL SCE 02 - 08804

Visual Materials
Big Creek, Huntington Lake Dams - Portal Powerhouse - Construction progress of powerhouse structure.
photCL SCE 02 - 43753

Visual Materials
Big Creek, Florence Lake Dam - Discharge from outlet portal of tunnel through temporary wooden flume at Camp 60 [flow approx. 1300 cfs].
photCL SCE 02 - 12601