Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108
Visual Materials
Highgrove Substation - Frequency Changer - Expanding "Embeco" (sic) & rusting shims under bed plate.
photCL SCE 02 - 28096
Visual Materials
Base radio antenna and equipment - Highgrove Substation [with 5 variants (1 is an 8x10)]
photCL SCE 06 - 72955
Visual Materials
Hayfield-Highgrove 220kV Transmission Line - Angle tower at Beaumont looking east along Transmission Line.
photCL SCE 02 - 30757
Visual Materials
Highgrove Powerhouse - The Highgrove Hydro Plant, built by Charles R. Lloyd of the Riverside Water Company, showing water flowing into (sic) the plant and residences surrounding it. The plant burned down in 1915, but its foundation can still be seen today. The plant is believed to have been the first commercial hydroelectric plant built in California. .
photCL SCE 02 - 24443
Visual Materials
Highgrove Powerhouse - Operator's cottage [the powerhouse was destroyed by fire in March of 1915]
photCL SCE 02 - 04343
Visual Materials
Highgrove Powerhouse - First hydroelectric plant established in 1896. Water from Warm Springs Creek of the Santa Ana River.
photCL SCE 02 - 30352
