Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108
Visual Materials
Portal Powerhouse - Forebay - Tunnel portal at end of entrance channel.
photCL SCE 02 - 43806
Visual Materials
Portal Powerhouse - Forebay - Tunnel channel.
photCL SCE 02 - 43811
Visual Materials
Portal Powerhouse - Forebay - Progress of excavation in intake channel to vertical shaft.
photCL SCE 02 - 43703
Visual Materials
Portal Powerhouse - Forebay - Intake channel erosion through blanket & blanket protection since placement in 1955.
photCL SCE 02 - 44787
Visual Materials
Portal Powerhouse - Forebay - drilling final round in short tunnel inlet channel.
photCL SCE 02 - 43771
Visual Materials
Portal Powerhouse - Forebay - Section of left side of inlet channel adjacent to tunnel.
photCL SCE 02 - 43782
