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LOS ANGELES — A 4.7-magnitude earthquake rattled the Southern California coast on ... There have been at least five aftershocks with the most powerful being a 3.4 jolt at about 8:40 a.m., USGS ...
Magnitude of the earthquake and aftershocks. The 1994 Northridge earthquake affected the Los Angeles area of California on January 17, 1994, at 04:30:55 PST. The epicenter of the moment magnitude 6.7 (Mw) blind thrust earthquake was beneath the San Fernando Valley. [ 3 ] Lasting approximately 8 seconds and achieving the largest peak ground ...
A 4.7 magnitude earthquake struck in Southern California early Thursday, according to the United States Geological Survey. The strong quake was recorded about 4.35 miles north of Malibu and about ...
Thursday’s 5.5 magnitude quake, centered in the waters of Lake Almanor in northwestern Plumas County struck at 4:19 p.m., according to the U.S. Geological Survey. The aftershock struck at 3:18 a ...
The July 2019 Ridgecrest earthquakes consist of three main shocks of magnitudes 6.4, 5.4, and 7.1, each followed by a flurry of aftershocks of substantially lower magnitude. The aftershocks of the Ridgecrest earthquakes reveal two fault zones. The July 4 M 6.4 event (orange dot) occurred on the SW-NE fault where it intersects the NW-SE oriented ...
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).
Last Tuesday, a magnitude 5.2 earthquake and a swarm of aftershocks in farmland almost 90 miles northwest of downtown Los Angeles didn't do much damage but did send the fire department's 106 ...
Since the three damaging earthquakes that occurred in the American Midwest and the United States East Coast (1755 Cape Ann, 1811–12 New Madrid, 1886 Charleston) were well known, it became apparent to settlers that the earthquake hazard was different in California. While the 1812 San Juan Capistrano, 1857 Fort Tejon, and 1872 Owens Valley ...