The Bonin Islands earthquake, which ruptured 1000 kilometers offshore of Japan in a remote part of the Pacific Ocean, is one of the deepest and largest earthquakes ever recorded.

An earthquake of magnitude 6.5 struck Japan’s Bonin Islands, the United States Geological Survey (USGS) said on Saturday. The quake was at a depth of 503.2km, USGS said.

The magnitude 7.9 Bonin Islands earthquake sequence, which ruptured deep within the earth near the base of the upper mantle, did not include an aftershock that extended to record depths into the ...