Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108
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 - Rancheria Creek near Portal Powerhouse, showing temporary road crossing, which also dams the flow of the creek.
photCL SCE 02 - 44838
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 - "Rock Meadow" - Floor deposited debris from 1955-1956 floods - about 200 feet from streem bed in back ground. Estimated flow of Big Creek at this point: about 1 cfs.
photCL SCE 02 - 44841
Visual Materials
Big Creek, Huntington Lake Dams - Looking upstream from where the Red Mountain Trail crosses the stream. Section 31, T8S, R25E, MDB&M. Estimated flow about 1 cfs.
photCL SCE 02 - 44842
Visual Materials
Big Creek, Huntington Lake Dams - Portal Powerhouse - Construction progress of powerhouse structure.
photCL SCE 02 - 43753
