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The summit of El Cajon Mountain is at 3,677 feet (1,121 m). [1] The mountain is almost completely surrounded by private property and an Indian reservation, [5] but the mountain itself is mostly within the Cleveland National Forest or the County of San Diego's El Capitan Open Space Preserve. [4]
The parkland was acquired between 1953 and 1967 and the State Parks Commission classified El Capitán State Beach in June of 1962. [3] In 2002 the state acquired 2,500 acres (1,000 ha) at a discount from the owners of El Capitan Ranch.
El Capitan Reservoir is a reservoir in central San Diego County, California. It is in the Cuyamaca Mountains, about 30 miles (48 km) northeast of the city of San Diego and two miles northwest of the town of Alpine. The reservoir is formed by El Capitan Dam on the San Diego River and has a capacity of 112,800 acre⋅ft (139.1 million m 3).
The state beach, located off the 101 Freeway just 30 minutes north of Santa Barbara's downtown, features 132 standard campsites, five group sites and spaces for hike-and-bike campsites.
The ranch is within Rancho Dos Pueblos, a 15,535-acre (62.87 km 2) Mexican land grant, stretching between the Goleta Slough and the boundary of El Capitan State Beach. [ 52 ] [ 53 ] Dos Pueblos Institute uses the ranch as an outdoor classroom teaching sustainable agriculture and provides Chumash bands with a place for ceremonies. [ 54 ]
The type locality for the Coldwater Sandstone is in Coldwater Canyon, a western branch of the Sespe River a few miles north of Fillmore. [1]: 32 The unit is typically around half a mile thick, ranging from 2,500 to 3,200 feet through most of its extent, although it thins westward to around 1,000 feet thick in the hills north of El Capitan State Beach.
El Capitan Dam is an embankment dam or hydraulic fill dam on the San Diego River in San Diego County, California. The dam forms the 112,800-acre-foot (139,100,000 m 3 ) El Capitan Reservoir and serves mainly to supply water to the city of San Diego as well as providing flood control.
The San Diego Formation Basin is a confined shallow aquifer. It has a basin ground surface area of 79,724 acres (32,263 ha) and an estimated groundwater storage capacity of 960,000 acre-feet. The depth to groundwater is about 100 feet (30 m). [3] The groundwater in the San Diego Formation is brackish, and its quality is considered to be fair to ...