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1957 San Francisco earthquake: A magnitude 5.7 quake with an epicenter on the San Andreas fault in the ocean west of San Francisco and Daly City. 1989 Loma Prieta earthquake : About 40 kilometers (25 mi) were ruptured (although the rupture did not reach the surface) near Santa Cruz, California , causing 63 deaths and moderate damage in certain ...
Simplified fault map of southern California The faults of Southern California viewed to the southeast, as modeled by the Southern California Earthquake Center. Highlighted in purple are the San Andreas Fault (left) and Santa Monica Bay complex (right). The foreground is in the Santa Barbara Channel, the east-trending zone marks the Transverse ...
On October 17, 1989, at 5:04 p.m. local time, the Loma Prieta earthquake occurred at the Central Coast of California. 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 Santa Cruz Mountains.
The last big earthquake in this area on the San Andreas caused one part of the fault to move past the other by 12 to 14 feet, making it a likely magnitude 7.3 or 7.4 earthquake.
A 3.5 magnitude earthquake struck Pacifica, California, on Tuesday morning followed by two smaller quakes, according to the United States Geographraphical Survey (USGS).. At around 6.01am PST, the ...
The most famous fault in the U.S. is San Andreas. ... destroyed Los Angeles after a magnitude 9 earthquake. The fault line absolutely ... small town, the fault “creeps” at around 1.4 inches ...
Calaveras Fault creep in downtown Hollister in April 2009. The Calaveras Fault is a major branch of the San Andreas Fault System that is located in northern California in the San Francisco Bay Area. Activity on the different segments of the fault includes moderate and large earthquakes as well as aseismic creep.
In an article written in 1913, John C. Branner, who was the first to begin study of the San Andreas fault in 1891 [59] complained that the Federal Government of the United States had not conducted the serious studies that were needed to gather data about earthquakes on the west coast. He said public discussion was being stifled by fears that ...