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

Visual Materials
Holton Power Company's two hydro plants near Holtville. The brick Plant One, behind , was built in 1905. Concrete Plant Three, foreground, was built after the Great Flood of 1905-07 lowered the grade of the New river by 40 feet.
photCL SCE 11 - 00258

Visual Materials
Holton Power Co. - Holtville Powerhouses #1 & #3 (lower), viewed from the discharge channel.
photCL SCE 07 - 02275

Visual Materials
Holton Power Co. - Interior Hydro Powerhouses No. 1, showing 250kW generator and victor turbine.
photCL SCE 07 - 02276

Visual Materials
Holton Power Co. - Powerhouse #1 showing pressure regulating tank and the 50" pressure [penstock] to powerhouse #3
photCL SCE 07 - 02274