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The Largest Deep Earthquake Ever Recorded
September 22, 2013 | University of California Santa Cruz

“A magnitude 8.3 earthquake that struck deep beneath the Sea of Okhotsk on May 24, 2013, has left seismologists struggling to explain how it happened. At a depth of about 609 kilometers (378 miles), the intense pressure on the fault should inhibit the kind of rupture that took place.” Quoted from the University of California Santa Cruz press release.


  Related Stories

Dissipation of Energy by Deep Earthquakes
December 29, 2013 | NBC News
"An investigation of the most powerful earthquake ever recorded deep within the Earth suggests deep quakes may be better at dissipating pent-up energy than similar quakes near the surface." Quoted from the NBC News story.

The Largest US Earthquake
January 21, 2014 | USGS on YouTube
USGS has released a new video that looks back at the Magnitude 9.2 event now known as "The 1964 Great Alaska Earthquake and Tsunami". This event changed scientific understanding of earthquakes because it was the first major earthquake that was studied from a plate tectonics perspective.

M6.1 Earthquake on the Pacific-Antarctic Ridge
January 15, 2013 | USGS Earthquake Hazards Program
Earthquakes stronger than M6.0 are unusual on a mid-ocean ridge. USGS reports that a M6.1 earthquake occurred on the Pacific-Antarctic Ridge today at about 11:00 AM local time.


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