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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.

OAXACA, MEXICO earthquake sequence

Active Gardner–Knopoff windows · 18.10.2026 17:39 – ongoing

Earthquakes
10
Largest
M4,0

Earthquakes of the sequence (oldest to newest)

Earthquakes per day

Earthquakes in the sequence

MagnitudeLocationTime (Europe/Istanbul)Depth
4.0 OAXACA, MEXICO 18.10.2026 17:39 13,1 km
3.9 OFFSHORE OAXACA, MEXICO 20.10.2026 00:51 30,4 km
3.2 OFFSHORE OAXACA, MEXICO 20.10.2026 12:47 16,0 km
3.8 OAXACA, MEXICO 20.10.2026 13:38 10,0 km
3.4 OAXACA, MEXICO 22.10.2026 23:05 43,6 km
3.1 OAXACA, MEXICO 31.10.2026 18:42 16,3 km
3.7 OAXACA, MEXICO 01.11.2026 00:35 5,0 km
3.5 OAXACA, MEXICO 03.11.2026 13:31 14,9 km
3.1 OAXACA, MEXICO 04.11.2026 23:58 17,0 km
3.2 OAXACA, MEXICO 07.11.2026 21:26 11,2 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))