Seismologists puzzle over largest deep earthquake ever recorded
Thursday, September 19, 2013 - 13:00
in Earth & Climate
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.