M6.8 quake central Mid-Atlantic Ridge leads 49 notable earthquakes on 13 October 2026
Quakes M2.5+
49
49 of any size
Strongest
M6.8
central Mid-Atlantic Ridge
Other hazards
2
Fires, storms, floods, eruptions
Peak Kp
3.3
Geomagnetic activity
Earthquakes
Seismic networks reported 49 earthquakes in total, 49 of them magnitude 2.5 or above. That is in line with the previous week's average of 42 a day.
The strongest was a magnitude 6.8 central Mid-Atlantic Ridge, at a depth of 10 km. It was flagged for possible tsunami potential, so check official bulletins for the area.
Across the day, 3 quakes reached magnitude 6 or more, 7 quakes reached magnitude 5 or more, 30 quakes reached magnitude 4 or more.
The most active countries were United States (12), Chile (3) and Puerto Rico (3).
- 6.8central Mid-Atlantic Ridge13 Oct 2026, 12:23 UTC · 10 km deep
- 6.7central Mid-Atlantic Ridge13 Oct 2026, 05:44 UTC · 10 km deep
- 6.0126 km S of Kokopo, Papua New Guinea13 Oct 2026, 18:45 UTC · 21 km deep
- 5.3southern Mid-Atlantic Ridge13 Oct 2026, 08:38 UTC · 10 km deep
- 5.3129 km S of Kokopo, Papua New Guinea13 Oct 2026, 14:36 UTC · 30 km deep
- 5.1119 km SSW of Gambiran Satu, Indonesia13 Oct 2026, 04:00 UTC · 10 km deep
- 5.1123 km S of Kokopo, Papua New Guinea13 Oct 2026, 16:28 UTC · 37 km deep
- 4.9180 km SE of Vilyuchinsk, Russia13 Oct 2026, 12:05 UTC · 10 km deep
Volcanoes, fires, storms and floods
New entries on the hazard record: 1 storm, 1 wildfire.
Sky & Space
The planetary K-index peaked at Kp 3.3, quiet conditions.
5 asteroids passed Earth. The closest, (2026 TM35), came within 3.9 lunar distances and is 12 m across.
2 orbital launches were scheduled.