Earthquakes

EARTHQUAKES

Recent Earthquakes in the West

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  • How the moon and big tides could be a trigger for big earthquakes

    How the moon and big tides could be a trigger for big earthquakes

    It’s one of the most enduring mysteries in earthquake science: Why do small earthquakes stay small, while others grow into monsters? A group of researchers offered a partial, but tantalizing answer this month: The moon and big tides. How does this work? The scientists zeroed in on times of high...

  • Big earthquakes can produce destructive temblors on nearby faults, new study finds

    Big earthquakes can produce destructive temblors on nearby faults, new study finds

    UC San Diego has found evidence that large earthquakes can quickly produce powerful and potentially dangerous aftershocks on nearby faults, an insight that could aid experts planning for how to deal with seismic hazards in California. The discovery is based on the identification of 48 aftershocks that...

  • Big tides could trigger large earthquakes, study says

    Big tides could trigger large earthquakes, study says

    Big tides could help push small earthquakes to grow into very large temblors, a new study published in the journal Nature Geoscience said Monday. In a review of the world’s largest temblors, a team of Japanese scientists found that powerful earthquakes tend to occur during periods of strong tides,...

  • Earthquake: 5.6 quake strikes 74 miles west of Ferndale

    Earthquake: 5.6 quake strikes 74 miles west of Ferndale

    A magnitude 5.6 earthquake was reported Friday night 74 miles west of Ferndale, Calif., according to the U.S. Geological Survey. The temblor occurred at 8:27 p.m. PDT at a depth of 1.3 miles. According to the USGS, the epicenter was 79 miles from Fortuna, 80 miles from Humbolt Hill and 81 miles...

  • Destruction from Italy quake a grave warning for California's old brick buildings

    Destruction from Italy quake a grave warning for California's old brick buildings

    Surveying the devastation of centuries-old villages pummeled by a major earthquake in central Italy this week, it’s easy for Californians to think that the more modern buildings here would better survive the shaking. But seismic experts and structural engineers say there remain many buildings across...

  • Earthquake: Magnitude 3.3 quake strikes near King City, Calif.

    A shallow magnitude 3.3 earthquake was reported Saturday afternoon 18 miles from King City, Calif., according to the U.S. Geological Survey. The temblor occurred at 1:32 p.m. Pacific time at a depth of 3.1 miles. According to the USGS, the epicenter was 24 miles from Coalinga, 26 miles from Greenfield...

  • Deadly but little-known: Why scientists are so afraid of the San Jacinto fault

    Deadly but little-known: Why scientists are so afraid of the San Jacinto fault

    The 5.2 magnitude earthquake that hit the desert southeast of Los Angeles on Friday was centered along the San Jacinto fault, which is one of the region’s most active and potentially dangerous fault lines.  The fault runs through populated areas such as San Bernardino, Colton, Moreno Valley, Redlands,...

  • Earthquake: Magnitude 3.6 quake strikes near Boulder Creek, Calif.

    Earthquake: Magnitude 3.6 quake strikes near Boulder Creek, Calif.

    A shallow magnitude 3.6 earthquake was reported Saturday morning six miles from Boulder Creek, Calif., according to the U.S. Geological Survey. The temblor occurred at 6:04 a.m. Pacific time at a depth of 6.8 miles. According to the USGS, the epicenter was six miles from Saratoga, nine miles from...

  • What are the odds of dying in an earthquake?

    What are the odds of dying in an earthquake?

    It's easy to be anxious about an earthquake. A leading seismic expert recently warned that Southern California's section of the San Andreas fault is "locked, loaded and ready to roll." But experts also say it's important to keep perspective: The chances of dying in a large temblor are actually...

  • Earthquake: Magnitude 3.0 quake strikes near Gilroy, Calif.

    Earthquake: Magnitude 3.0 quake strikes near Gilroy, Calif.

    A shallow magnitude 3.0 earthquake was reported Saturday afternoon four miles east northeast of Gilroy, Calif., according to the U.S. Geological Survey. The temblor occurred at 12:39 p.m. Pacific time at a depth of 5.0 miles. According to the USGS, the epicenter was 11 miles southeast of Morgan...

  • Two active Southern California faults may cause a Big One by rupturing together

    Two active Southern California faults may cause a Big One by rupturing together

    Two of Southern California's most active faults could rupture together in a magnitude-7.5 earthquake, according to a new study, raising a grim seismic scenario for communities east of Los Angeles. The study established how a major earthquake could begin on the San Jacinto fault and continue on...

  • Earthquake: Magnitude 4.2 quake strikes near Ojai

    Earthquake: Magnitude 4.2 quake strikes near Ojai

    A shallow magnitude 4.2 earthquake struck the Ojai Valley early Saturday, according to the U.S. Geological Survey. The temblor occurred at 12:42 a.m. Pacific time at a depth of 0 miles. According to the USGS, the epicenter was 11 miles east of Ojai, 12 miles north of Santa Paula and 19 miles northeast...

  • Earthquake: 3.1 quake strikes east of Alpine in eastern San Diego County

    Earthquake: 3.1 quake strikes east of Alpine in eastern San Diego County

    A shallow magnitude 3.1 earthquake was reported Wednesday morning 29 miles from Alpine, in eastern San Diego County, according to the U.S. Geological Survey. The temblor occurred at 7:49 a.m. Pacific time at a depth of 2.5 miles. According to the USGS, the epicenter was 31 miles from Tecate, Mexico,...

  • Earthquake: Magnitude 3.2 quake strikes near El Centro

    Earthquake: Magnitude 3.2 quake strikes near El Centro

    A shallow magnitude 3.2 earthquake was reported Saturday morning along the U.S.-Mexico border near El Centro, according to the U.S. Geological Survey. The temblor occurred at 10:45 a.m. Pacific time at a depth of 6.2 miles. According to the USGS, the epicenter was 12 miles from El Centro, 13 miles...

  • Earthquake: 3.1 quake strikes near Death Valley National Park

    A shallow magnitude 3.1 earthquake was reported Saturday afternoon 32 miles from Searles Valley, Calif., according to the U.S. Geological Survey. The temblor occurred at 1:42 p.m. Pacific time at a depth of 0.6 miles. See more of our top stories on Facebook >> According to the USGS, the epicenter...

  • Earthquake: Magnitude 3.4 quake strikes near Ferndale, Calif.

    Earthquake: Magnitude 3.4 quake strikes near Ferndale, Calif.

    A shallow magnitude 3.4 earthquake was reported Saturday morning near Ferndale on California's northern Pacific Coast, according to the U.S. Geological Survey. The temblor occurred at 4:51 a.m. Pacific time at a depth of 10.6 miles. According to the USGS, the epicenter was four miles from Ferndale,...

  • Magnitude 4.8 earthquake rattles businesses and residents near Big Pine

    Magnitude 4.8 earthquake rattles businesses and residents near Big Pine

    A magnitude 4.8 earthquake six miles from Big Pine on the eastern edge of the Sierra Nevada knocked items off store shelves and rattled residents but produced little to no damage Tuesday afternoon, officials said. The temblor occurred at 3:04 p.m. Pacific time at a depth of 9.3 miles, according...

  • Scientists develop new app that uses your cellphone to detect earthquakes

    Scientists develop new app that uses your cellphone to detect earthquakes

    When the earth shakes in California, the first place you are likely to hear about it is on social media. "Earthquake!" "Did you feel that?" "How big?" are common messages on Twitter and Facebook as Californians try to share information on their mobile phones in real time. Now, UC Berkeley scientists...

  • California should help pay for earthquake early warnings, state lawmakers say

    California should help pay for earthquake early warnings, state lawmakers say

    Hours after a magnitude 6.4 earthquake destroyed buildings and took lives in Taiwan, four state lawmakers said they want California to help fund an earthquake early warning system that has been stalled by a lack of money. “There’s no valid reason not to make this relatively small investment in...

  • Taiwan earthquake: Destruction a grim reminder of dangers for California, experts say

    Taiwan earthquake: Destruction a grim reminder of dangers for California, experts say

    When a magnitude-6.4 earthquake rocked southern Taiwan on Saturday, images of building collapses quickly surfaced on social media and in local media reports. The damage, structural engineers said, was a sober reminder that these collapses would also probably occur in California should a massive...

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