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The magnitude 5.2 earthquake near Bakersfield was felt over a wide area of Southern California. Experts say there are several reason for this, including its size, time of night and the so-called ...
The earthquake activated ShakeAlert, USGS's earthquake early warning system for the West Coast. Three million people in northern California and southern Oregon received warnings on their smartphones. Three million people in northern California and southern Oregon received warnings on their smartphones.
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 ...
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 ).
A 3.8-magnitude earthquake shook the Southern California area, the U.S. Geological Survey reported.. The nearly 11-mile deep quake hit about 4 miles east northeast of Ojai in Ventura County, about ...
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 ...
An average of 25 earthquakes with magnitudes between 4.0 and 5.0 occur per year in California and Nevada, according to a recent three-year data sample. The earthquake occurred at a depth of 5.6 miles.
The 1989 Loma Prieta earthquake occurred on California's Central Coast on October 17 at 5:04 p.m. local time. The shock was centered in The Forest of Nisene Marks State Park in Santa Cruz County, approximately 10 mi (16 km) northeast of Santa Cruz on a section of the San Andreas Fault System and was named for the nearby Loma Prieta Peak in the ...