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182 ft (55 m) Dam in 1957, just prior to completion. Whittier Narrows Dam is a 56-foot (17 m) tall earth dam on the San Gabriel River and the smaller, parallel Rio Hondo. The dam is located, as the name implies, at the Whittier Narrows. It provides water conservation storage and is also the central element of the Los Angeles County Drainage ...
View north of the Whittier Narrows Dam. The Whittier Narrows Recreation Area is a 1,500-acre (6.1 km 2) multi-use facility, mostly in an unincorporated part of Los Angeles County, containing North Lake, Center Lake, and Legg Lake (where radio-controlled model speedboats may be operated), a rifle and pistol shooting range, numerous softball and soccer fields with picnic tables, a paved airstrip ...
Hansen Dam had already begun construction but stood incomplete during the 1938 flood and was unable to prevent the devastating flooding along Tujunga Wash. The dam was completed two years later, in 1940. [1] The Sepulveda Dam was built in 1941 to prevent the Los Angeles River from flooding the lower San Fernando Valley, Burbank and Glendale.
Whittier is a city at the head of the Passage Canal in the U.S. state of Alaska, about 58 miles (93 km) southeast of Anchorage. [4] The city is within the Chugach Census Area , one of the two entities established in 2019 when the former Valdez–Cordova Census Area was dissolved. [ 5 ]
List of dams and reservoirs in California. Following is a list of dams and reservoirs in California in a sortable table. There are over 1,400 named dams and 1,300 named reservoirs in the state of California.
The San Gabriel River (right of the I-605 here) changes from dirt to concrete channel in Downey, near the Rio San Gabriel Park (right center) The San Gabriel River basin drains a total of 689 square miles (1,780 km 2) [3] and is located between the watersheds of the Los Angeles River to the west, the Santa Ana River to the east, and the Mojave Desert to the north.
The 1987 Whittier Narrows earthquake occurred in the southern San Gabriel Valley and surrounding communities of Southern California, United States, at 7:42 a.m. PDT on October 1. The moderate magnitude 5.9 blind thrust earthquake was centered several miles north of Whittier in the town of Rosemead, had a relatively shallow depth, and was felt ...
The earthen lip of the dam fell into the reservoir and brought with it the concrete lining, while what remained of the dam was just 5 feet (1.5 m) above the water level. The upper lake subsided 3 feet (0.91 m) and was displaced about 5 feet (1.5 m) as a result of the ground movement, and the dam's concrete lining cracked and slumped. [23]