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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 ...
ShakeMap is a product of the U.S. Geological Survey (USGS) to map the shaking of earthquakes. According to the USGS, "ShakeMaps provide near-real-time maps of ground motion and shaking intensity following significant earthquakes. These maps are used by federal, state, and local organizations, both public and private, for post-earthquake ...
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 ...
It has been several years since a magnitude 5.2 or greater earthquake hit Southern California, and Tuesday's quake was the strongest to strike the region in three years. A magnitude 5.3 quake ...
“Drop, Cover, Hold on. Protect yourself,” the U.S. Geological Survey warned moment before the eathquake struck.
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 4.0-magnitude earthquake shook Southern California, the U.S. Geological Survey reported.. The 6.5-mile-deep quake hit about 5 miles southeast of Ojai at 1:12 p.m. Friday, Nov. 3, according to ...
Foreshocks. 6.1 Mw April 23 at 4:51 [4] Casualties. 3 killed. 400+ injured. The 1992 Landers earthquake occurred on Sunday, June 28 with an epicenter near the town of Landers, California, in San Bernardino County. [5] The shock had a moment magnitude of 7.3 and a maximum Mercalli intensity of IX ( Violent ). [6]