7.8
EarthquakeExtremePAGER: green
M7.8 earthquake - Bonin Islands, Japan region
4157 d ago · 30 May 2015, 11:23 UTC Bonin Islands, Japan region
A tsunami flag was raised for this event. This does not mean a tsunami occurred. Always follow official tsunami warning centres and local authorities.
What happened
A magnitude 7.8 earthquake struck Bonin Islands, Japan region on 30 May 2015, 11:23 UTC at a depth of 664 km.
Earthquakes of this size are classed as Major. Can cause serious damage over large areas. This was a deep earthquake; shaking at the surface is usually weak for its size.
Timeline
First reported by USGS
16 Oct 2026, 20:46 UTC
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