Telegraph Peak (California)

Telegraph Peak
Telegraph Peak as seen from Devils Backbone ridge on Mount San Antonio.
Highest point
Elevation8,989 ft (2,740 m) NAVD 88
Prominence1,183 ft (361 m)
Parent peakMount San Antonio
ListingHundred Peaks Section
Coordinates34°15′41″N 117°35′53″W / 34.2613942°N 117.5981093°W / 34.2613942; -117.5981093
Geography
LocationSan Bernardino County, California, U.S.
Parent rangeSan Gabriel Mountains
Topo mapUSGS Telegraph Peak
Climbing
Easiest routeHike, class 1

Telegraph Peak, is a peak of the San Gabriel Mountains, in the San Gabriel Mountains National Monument and San Bernardino County, California.

With an elevation of 8,989 feet (2,740 m), it is highest point in the Cucamonga Wilderness of the San Bernardino National Forest.

Most of the bedrock, including that of the summit, is cataclastic gneiss. Granodiorite underlies much of the southern portion.