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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 ...
The 1980 Mammoth Lakes earthquakes affected Eastern California with the sequence's largest shock occurring on May 25 and measuring M w 6.2. [1] The mainshock and its strong aftershocks located near the Yosemite National Park area were felt in parts of California and Nevada.
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.
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 ...
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 ...
California residents felt the impact of a major earthquake that occurred off the West Coast on Thursday. The U.S. Geological Survey reported that a magnitude 7.0 earthquake occurred off the coast ...
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 ...