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Significant earthquake

This summarises a recorded earthquake only; it is not a warning or a prediction. Follow AFAD and the competent authorities for official statements and guidance.

115 km SW of Puerto Madero, Mexico earthquake sequence

Active Gardner–Knopoff windows · 17.10.2026 04:03 – ongoing

Earthquakes
32
Largest
M4,9

Earthquakes of the sequence (oldest to newest)

Earthquakes per day

Earthquakes in the sequence

MagnitudeLocationTime (Europe/Istanbul)Depth
4.9 115 km SW of Puerto Madero, Mexico 17.10.2026 04:03 10,0 km
4.0 OFF COAST OF CHIAPAS, MEXICO 17.10.2026 22:44 10,0 km
3.6 OFF COAST OF CHIAPAS, MEXICO 18.10.2026 13:58 19,7 km
4.0 OFF COAST OF CHIAPAS, MEXICO 19.10.2026 03:44 10,0 km
4.1 OFF COAST OF CHIAPAS, MEXICO 21.10.2026 12:31 9,8 km
4.0 OFF COAST OF CHIAPAS, MEXICO 21.10.2026 13:40 10,0 km
4.1 OFF COAST OF CHIAPAS, MEXICO 21.10.2026 20:45 10,0 km
3.9 OFFSHORE CHIAPAS, MEXICO 21.10.2026 22:43 22,0 km
4.0 OFF COAST OF CHIAPAS, MEXICO 21.10.2026 23:23 11,7 km
4.4 OFF COAST OF CHIAPAS, MEXICO 24.10.2026 18:52 10,0 km
4.1 OFF COAST OF CHIAPAS, MEXICO 25.10.2026 11:06 10,0 km
4.0 OFF COAST OF CHIAPAS, MEXICO 25.10.2026 23:13 17,5 km
4.3 OFF COAST OF CHIAPAS, MEXICO 27.10.2026 08:57 17,0 km
4.4 OFF COAST OF CHIAPAS, MEXICO 27.10.2026 15:25 10,0 km
4.4 OFF COAST OF CHIAPAS, MEXICO 27.10.2026 16:49 10,0 km
4.3 OFF COAST OF CHIAPAS, MEXICO 27.10.2026 18:45 10,0 km
4.1 OFF COAST OF CHIAPAS, MEXICO 28.10.2026 10:36 10,0 km
3.9 OFF COAST OF CHIAPAS, MEXICO 28.10.2026 11:03 10,0 km
4.1 OFF COAST OF CHIAPAS, MEXICO 28.10.2026 13:49 4,4 km
4.2 OFF COAST OF CHIAPAS, MEXICO 28.10.2026 21:55 5,0 km
4.3 OFF COAST OF CHIAPAS, MEXICO 28.10.2026 22:06 13,1 km
4.0 OFF COAST OF CHIAPAS, MEXICO 28.10.2026 22:55 19,4 km
3.9 OFF COAST OF CHIAPAS, MEXICO 28.10.2026 23:00 10,0 km
4.0 OFF COAST OF CHIAPAS, MEXICO 29.10.2026 01:02 5,0 km
4.1 OFF COAST OF CHIAPAS, MEXICO 29.10.2026 01:58 9,7 km
3.9 OFFSHORE CHIAPAS, MEXICO 29.10.2026 08:42 10,0 km
3.6 OFF COAST OF CHIAPAS, MEXICO 01.11.2026 13:20 10,0 km
4.2 OFF COAST OF CHIAPAS, MEXICO 01.11.2026 23:16 11,0 km
4.2 OFF COAST OF CHIAPAS, MEXICO 03.11.2026 11:58 10,0 km
3.9 OFFSHORE CHIAPAS, MEXICO 03.11.2026 13:15 11,0 km
3.8 OFF COAST OF CHIAPAS, MEXICO 08.11.2026 12:38 16,1 km
4.0 OFF COAST OF CHIAPAS, MEXICO 10.11.2026 13:10 10,0 km

Sequences group earthquakes that have occurred by proximity in time and location (Gardner–Knopoff windows, Poisson rate test). Follow AFAD and Kandilli Observatory for official assessments. (Gardner & Knopoff (1974))