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Since the three damaging earthquakes that occurred in the American Midwest and the United States East Coast (1755 Cape Ann, 1811–1812 New Madrid, 1886 Charleston) were well known, it became apparent to settlers that the earthquake hazard was different in California.
The 1980 Eureka earthquake (also known as the Gorda Basin earthquake) occurred on November 8 at 02:27:34 local time along the northern coastal area of California in the United States. With a moment magnitude of 7.3 and a maximum Mercalli intensity of VII (Very strong), this strike-slip earthquake was the largest to occur in California in 28 years.
1975 Hawaii earthquake [12] November 8, 1980: California 7.2 M w 5 1980 Eureka earthquake [13] May 2, 1983: California: 6.5 M w 0: 1983 Coalinga earthquake: November 16, 1983: Hawaii 6.7 M w 0 1983 Kaoiki earthquake [2] October 28, 1983: Idaho: 7.3 M w 2: 1983 Borah Peak earthquake: April 24, 1984: California: 6.2 M w 0: 1984 Morgan Hill ...
The 1980 Livermore earthquake occurred on January 24 at 11:00 PST in California. The epicenter of the 5.8 M w earthquake was a hilly area 12 km (7.5 mi) southeast of Mount Diablo and north of Livermore Valley. The earthquake had a maximum Modified Mercalli intensity of VII (Very strong).
Earthquake locations are taken from the Centennial Catalog [1] and the updated Engdahl, van der Hilst and Buland earthquake catalog, [2] which is complete to December 2005. From January 2006, earthquake locations are from the United States Geological Survey 's Preliminary Determination of Epicenters (PDE) [ 3 ] monthly listing.
Between 1964 and 1994, Los Angeles faced two big earthquakes, which both hit the suburban San Fernando Valley hard: the magnitude 6.6 Sylmar earthquake of 1971, which resulted in 64 deaths; and ...
Stanislaus County has declared no disasters caused by earthquake since 1950, the hazard plan states. ... All of California is at high risk for earthquakes.
1957 San Francisco earthquake; 1968 Borrego Mountain earthquake; 1969 Santa Rosa earthquakes; 1971 San Fernando earthquake; 1973 Point Mugu earthquake; 1975 Oroville earthquake; 1978 Santa Barbara earthquake; 1979 Imperial Valley earthquake; 1979 Coyote Lake earthquake; 1980 Eureka earthquake; 1980 Livermore earthquake; 1980 Mammoth Lakes ...