Search results
Results From The WOW.Com Content Network
The Van Norman Dams, also known as the San Fernando Dams, were the terminus of the Los Angeles Aqueduct, supplying about 80 percent of Los Angeles' water, [5] until they were damaged in the 1971 San Fernando earthquake and were subsequently decommissioned due to the inherent instability of the site and their location directly above heavily populated areas.
The 1971 San Fernando earthquake (also known as the 1971 Sylmar earthquake) occurred in the early morning of February 9 in the foothills of the San Gabriel Mountains in southern California. The unanticipated thrust earthquake had a magnitude of 6.5 on the Ms scale and 6.6 on the Mw scale, and a maximum Mercalli intensity of XI (Extreme).
Bull Creek is a 9.6-mile-long (15.4 km) [ 1] tributary of the Los Angeles River in the San Fernando Valley of Los Angeles County, California . The creek rises in Bull Canyon on Oat Mountain. After leaving its canyon, it is encased in a concrete flood control channel, wherein it runs south from Granada Hills though North Hills, Van Nuys ...
Baldwin Hills Reservoir after 1963 failure, view south. The gash through the dam corresponds to the alignment of a fault. The Baldwin Hills Dam disaster occurred on December 14, 1963 (60 years ago) () in the Baldwin Hills neighborhood of South Los Angeles, when the dam containing the Baldwin Hills Reservoir suffered a catastrophic failure and flooded the residential neighborhoods surrounding it.
Pacoima Dam is a concrete arch dam on Pacoima Creek in the San Gabriel Mountains, in Los Angeles County, California. The reservoir it creates, Pacoima Reservoir, has a capacity of 3,777 acre⋅ft (4,659,000 m 3) [1] Built by the Los Angeles County Flood Control District, which became part of the Department of Public Works, it was completed in 1928.
The resulting investigation and trial led to the retirement of William Mulholland as the head of the Los Angeles Bureau of Water Works and Supply in 1929. The dam failure is the worst man-made flood disaster in the US in the 20th century and the second largest single-event loss of life in California history after the 1906 San Francisco earthquake.
The 1973 Point Mugu earthquake occurred at 06:45:57 local time on February 21 in the Point Mugu area of southeastern Ventura County of southern California. It had a moment magnitude of 5.8 and a maximum Mercalli Intensity of VII (Very strong). This oblique-slip shock resulted in several injuries and $ 1 million in damage.
1994. The Chatsworth Nature Preserve (CNP) is a 1,325-acre (536 ha) open-space preserve located in the northwest corner of the San Fernando Valley in Los Angeles, California, United States. The preserve contains oak woodlands, savanna, riparian areas, grassland, vernal pools, and an Ecology Pond, all of which support more than 200 bird species ...