1. 10/25/2026, 02:47:49 · 1 hour ago

   2 aftershocks recorded so far

   2 aftershocks have been recorded within 50 km of the epicentre since the mainshock, the strongest a magnitude 4.8. Aftershocks are expected to continue and to decay in frequency over the following days.

2. 10/25/2026, 02:24:40 · 2 hours ago

   Magnitude revised from M 6.3 to M 6.5 by SeismicPortal

   SeismicPortal revised this solution, changing the magnitude from M 6.3 to M 6.5, depth from 497.0 km to 492.4 km and epicentre from 27.810, 139.655 to 27.795, 139.618 (moved 4.0 km SW).

   Magnitude

   M 6.3M 6.5

   Depth

   497.0 km492.4 km

   Epicentre

   27.810, 139.65527.795, 139.618(moved 4.0 km SW)

3. 10/25/2026, 02:20:40 · 2 hours ago

   Depth and location refined by SeismicPortal

   SeismicPortal revised this solution, changing the depth from 483.0 km to 497.0 km and epicentre from 27.747, 139.639 to 27.810, 139.655 (moved 7.2 km N).

   Depth

   483.0 km497.0 km

   Epicentre

   27.747, 139.63927.810, 139.655(moved 7.2 km N)

4. 10/25/2026, 02:19:40 · 2 hours ago

   Depth and location refined by SeismicPortal

   SeismicPortal revised this solution, changing the depth from 497.0 km to 483.0 km and epicentre from 27.816, 139.681 to 27.747, 139.639 (moved 8.7 km SW).

   Depth

   497.0 km483.0 km

   Epicentre

   27.816, 139.68127.747, 139.639(moved 8.7 km SW)

5. 10/25/2026, 02:09:24 · 2 hours ago

   M 6.5 earthquake recorded near Bonin islands, Japan region

   A magnitude 6.5 earthquake struck near Bonin islands, Japan region at 492 km depth (27.795, 139.618), reported by SeismicPortal.

This page regenerates every few minutes while the sequence is active. Magnitudes and locations are preliminary and may be revised.

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