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

Visual Materials
Big Creek - Mammoth Pool - Ross Creek diversion dam.
photCL SCE 06 - 46174

Visual Materials
Big Creek - Mammoth Pool - Ross Creek diversion dam formed.
photCL SCE 06 - 46010

Visual Materials
Big Creek - Mammoth Pool - Diversion tunnel entrance - gate structure excavation.
photCL SCE 06 - 45182

Visual Materials
Big Creek, Mammoth Pool - Ross Creek Diversion damsite.
photCL SCE 02 - 43835

Visual Materials
Big Creek, Mammoth Pool - Ross Creek Diversion damsite.
photCL SCE 02 - 43836

Visual Materials
Big Creek, Mammoth Pool - Ross Creek Diversion damsite.
photCL SCE 02 - 43837