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Earthquake Seismogram of the earthquake. The earthquake measured 6.4 on the moment magnitude scale, and had a maximum Mercalli intensity of VIII (Severe). It came exactly a year after a 6.2 magnitude earthquake struck onshore in the Cape Mendocino area on December 20, 2021, causing only minor damage.
A 4.1-magnitude earthquake shook the Southern California area, the U.S. Geological Survey reported. The nearly 1-mile deep quake hit about 5 1/2 miles southwest from Corona in Riverside County ...
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 ...
A 4.4-magnitude earthquake shook near the California-Nevada border by Walker on Monday, Aug., 8 the U.S. Geological Survey reported. The 3-mile deep quake hit 5 miles northeast of Walker at 1:44 p ...
The current director of SCEC is Yehuda Ben-Zion . The Southern California Earthquake Center (SCEC) was founded as a Science & Technology Center on February 1, 1991, with joint funding by the National Science Foundation (NSF) and the U. S. Geological Survey (USGS). SCEC graduated from the STC Program in 2002 and has been funded as a stand-alone ...
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 ...
ShakeAlert is an earthquake early warning system (EEW) in the United States, developed and operated by the United States Geological Survey (USGS) and its partners. [1] As of 2021, the system issues alerts for the country's West Coast (specifically the states of California, Oregon and Washington ). It is expected that the system will be expanded ...
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 ...