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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 M s scale and 6.6 on the M w scale, and a maximum Mercalli intensity of XI ( Extreme ).
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.
Los Angeles earthquake could refer to: 1933 Long Beach earthquake; 1952 Kern County earthquake; 1971 San Fernando earthquake; 1987 Whittier Narrows earthquake; 1991 Sierra Madre earthquake; 1992 Landers earthquake; 1994 Northridge earthquake; 2008 Chino Hills earthquake
Most of the 33 buildings are in the Los Angeles Basin, which has been spared the strongest shaking of L.A. County’s two most destructive earthquakes since World War II — the magnitude 6.6 ...
A magnitude 2.9 earthquake struck underneath the L.A. neighborhood of El Sereno on Monday, causing weak shaking throughout the Eastside and the San Gabriel Valley.
The $2-million project, approved by the Los Angeles County Board of Supervisors, is scheduled to begin in December and be completed around June. Initial earthquake retrofit approved for historic L ...
The earliest known earthquake in the U.S. state of California was documented in 1769 by the Spanish explorers and Catholic missionaries of the Portolá expedition as they traveled northward from San Diego along the Santa Ana River near the present site of Los Angeles. Ship captains and other explorers also documented earthquakes.
Pages in category "1971 in Los Angeles" The following 10 pages are in this category, out of 10 total. ... 1971 San Fernando earthquake; U. 1971 UCLA Bruins football ...