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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.

38 km W of San Pedro de Atacama, Chile earthquake sequence

Active Gardner–Knopoff windows · 20.09.2026 16:55 – ongoing

Earthquakes
18
Largest
M4,6

Earthquakes of the sequence (oldest to newest)

Earthquakes per day

Earthquakes in the sequence

MagnitudeLocationTime (Europe/Istanbul)Depth
4.6 38 km W of San Pedro de Atacama, Chile 20.09.2026 16:55 110,7 km
3.0 ANTOFAGASTA, CHILE 26.09.2026 14:51 104,0 km
2.7 ANTOFAGASTA, CHILE 10.10.2026 21:48 76,8 km
2.9 ANTOFAGASTA, CHILE 11.10.2026 07:54 90,9 km
2.5 ANTOFAGASTA, CHILE 13.10.2026 08:43 101,2 km
3.2 ANTOFAGASTA, CHILE 13.10.2026 22:12 94,6 km
2.6 ANTOFAGASTA, CHILE 15.10.2026 19:45 115,3 km
3.4 ANTOFAGASTA, CHILE 15.10.2026 22:12 113,4 km
2.6 ANTOFAGASTA, CHILE 16.10.2026 17:37 125,5 km
2.7 ANTOFAGASTA, CHILE 20.10.2026 19:14 105,3 km
2.6 ANTOFAGASTA, CHILE 21.10.2026 19:20 84,0 km
3.0 ANTOFAGASTA, CHILE 24.10.2026 00:44 71,4 km
3.4 ANTOFAGASTA, CHILE 26.10.2026 10:21 90,7 km
2.6 ANTOFAGASTA, CHILE 27.10.2026 14:13 123,2 km
3.0 ANTOFAGASTA, CHILE 27.10.2026 22:47 95,5 km
2.7 ANTOFAGASTA, CHILE 29.10.2026 10:34 107,3 km
3.3 ANTOFAGASTA, CHILE 31.10.2026 04:57 96,0 km
2.6 ANTOFAGASTA, CHILE 01.11.2026 19:56 80,0 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))