Japan Earthquake 2011: Magnitude 6.3 Quake Hits Off Main Honshu Island

03/09/2011 02:15 pm ET | Updated May 25, 2011

The U.S Geological Survey is reporting that a magnitude 6.3 earthquake has hit off the coast of Honshu, Japan's main island.

The earthquake hit at a depth of about 1 mile below sea level. Honshu is the largest island of Japan, and is home to both Tokyo and Yokohama. According to Reuters, the quake was centered 126 miles from the city of Sendai.

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