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 - Mammoth Pool - Open cut excavation of diversion tunnel intake.
photCL SCE 06 - 45140

Visual Materials
Big Creek - Mammoth Pool - Open cut excavation of diversion tunnel intake.
photCL SCE 06 - 45141

Visual Materials
Big Creek - Mammoth Pool - Stripping overburden at Intake Diversion Tunnel Portal.
photCL SCE 06 - 45045

Visual Materials
Big Creek - Mammoth Pool - Night work on diversion tunnel intake excavation.
photCL SCE 06 - 45139

Visual Materials
Big Creek - Mammoth Pool - Wood cribbing at diversion tunnel intake face.
photCL SCE 06 - 45157

Visual Materials
Big Creek - Mammoth Pool - General view of diversion tunnel intake portal concrete.
photCL SCE 06 - 45264