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Northern California was rocked by a 7.0 magnitude earthquake late Thursday morning.. After the tremor struck at 10:45 a.m., just over 60 miles to the west-southwest of Humboldt County’s Ferndale ...
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 response and recovery, public and scientific information, as well as for preparedness exercises and ...
The earliest known earthquake in the U.S. state of California was documented in 1769 by the Spanish explorers and Catholic missionaries of the Portolá expedition as they traveled northward from San Diego along the Santa Ana River near the present site of Los Angeles. Ship captains and other explorers also documented earthquakes.
There have been just under 40 earthquakes of magnitude 6.0 or larger in the past century within 150 miles of Thursday’s earthquake, which was the most powerful to rattle the state since a 7.1 ...
“Drop, Cover, Hold on. Protect yourself,” the U.S. Geological Survey warned moment before the eathquake struck.
This sequence was similar to the 2019 earthquakes in having two main shocks: an M L 5.4 earthquake on August 17 located 11 miles north of Ridgecrest, [131] and an M L 5.8 earthquake on September 20, located about a mile south-southwest of the first earthquake. [132] Another shock on the 24th was M L 4.9. Another similarity with the 2019 events ...
By the count of seismologist Lucy Jones, a Caltech research associate, Southern California has felt 15 independent seismic sequences this year, with at least one magnitude 4 or higher earthquake ...
The 1994 Northridge earthquake affected the Los Angeles area of California on January 17, 1994, at 04:30:55 PST. The epicenter of the moment magnitude 6.7 ( M w ) blind thrust earthquake was beneath the San Fernando Valley . [ 3 ]