Earthquake · Japan region
M6.5 earthquake near Bonin Islands, Japan region
A magnitude 6.5 earthquake struck Bonin Islands, Japan region on 25 October 2026 at 02:09 UTC, at a depth of 492 km.
- Magnitude
- 6.5 mww
- When
- 25 October 2026, 02:09 UTC
- Depth
- 492 km
- Location
- 27.80° N, 139.62° E
- Felt reports
- 1 people told USGS they felt it
- USGS PAGER alert
- Green
- Tsunami
- The USGS flagged it for possible tsunami. Check the official warning centres
- Source
- USGS event page
What it means
A magnitude 6.5 is a strong earthquake; there are about 130 a year worldwide, and they can cause damage in populated areas near the epicentre. At 492 km deep it was a deep earthquake, which is often felt only lightly at the surface even when it is large.
The magnitude may be revised as more data comes in. Read Earthquake magnitude explained for what the numbers mean.
Aftershocks
5 earthquakes of magnitude 4 or more within 150 km since it struck; the largest was a magnitude 5.3.
| Mag | Where | When (UTC) |
|---|---|---|
| 5.3 | Bonin Islands, Japan region | 25 October 2026, 22:14 |
| 4.8 | Bonin Islands, Japan region | 25 October 2026, 02:36 |
| 4.8 | Bonin Islands, Japan region | 25 October 2026, 22:16 |
| 4.2 | Bonin Islands, Japan region | 25 October 2026, 02:47 |
| 4.2 | Bonin Islands, Japan region | 4 November 2026, 02:40 |
Near the coast, strong or long shaking can be followed by a tsunami: see Tsunami warning signs.
In the news
- M6.5 earthquake, Bonin Islands, Japan regionUSGS · 25 October 2026
Not an official warning service. In an emergency, follow your local authorities.