Magnitude, San Ramon and Strikes Southeast
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A powerful 7.5 magnitude earthquake struck off northern Japan late Monday, injuring 23 people and triggering a tsunami in Pacific coast communities, officials said. Authorities warned of possible aftershocks and an increased risk of a megaquake.
For more than a month, the Bay Area has been subjected to a seemingly ceaseless stampede of earthquakes, rattling windows and raising fears across California.
Earthquakes and seismic activity often happen with sudden movements underground with tectonic plates. Seismographs are used by scientists to measure the time, location and strength of an earthquake. Magnitude illustrates the strength of an earthquake ...
What does “moment magnitude” mean, and how do scientists determine the strength of a rupture in the earth? By Henry Fountain Henry Fountain spent a quarter century covering science for The Times. He retired in 2023. Seismologists register the intensity ...
"Please stay prepared to evacuate immediately if you feel any shaking, while continuing your socioeconomic activities.”
A 5.1 magnitude earthquake shook an area near Oklahoma City late Friday, followed by smaller quakes during the next several hours, the U.S. Geological Survey reported. No injuries were reported and damage appeared to be minimal, mostly items overturned or ...
At least two people were killed in a 5.3-magnitude earthquake that shook southwestern Haiti early Monday, officials told AFP, with the tremor followed by several aftershocks. In Anse-a-Veau, a small coastal town 130 kilometers (80 miles) west of the ...
MUSCOY, Calif. (KABC) -- A 4.3-magnitude earthquake struck the Inland Empire Thursday morning, with shaking felt across Southern California. That quake hit just after 9:30 a.m. in the Muscoy area at a depth of just over three miles, according to the U.S ...
A 4.4-magnitude earthquake struck about 2.5 miles south of the Los Angeles neighborhood of Highland Park Monday, according to the U.S. Geological Survey. It was reported at about 12:20 p.m. and felt throughout L.A. County in areas including Pasadena and ...