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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.

80 km W of San Antonio de los Cobres, Argentina earthquake sequence

Active Gardner–Knopoff windows · 17.10.2026 00:46 – ongoing

Earthquakes
18
Largest
M4,4

Earthquakes of the sequence (oldest to newest)

Earthquakes per day

Earthquakes in the sequence

MagnitudeLocationTime (Europe/Istanbul)Depth
4.4 80 km W of San Antonio de los Cobres, Argentina 17.10.2026 00:46 160,3 km
3.1 SALTA, ARGENTINA 17.10.2026 06:14 169,3 km
3.6 SALTA, ARGENTINA 18.10.2026 02:55 216,0 km
2.5 SALTA, ARGENTINA 19.10.2026 02:23 219,8 km
3.1 SALTA, ARGENTINA 19.10.2026 15:42 194,9 km
3.0 SALTA, ARGENTINA 19.10.2026 19:00 196,1 km
3.1 SALTA, ARGENTINA 20.10.2026 07:24 207,5 km
3.2 SALTA, ARGENTINA 20.10.2026 10:47 191,7 km
3.8 SALTA, ARGENTINA 21.10.2026 08:29 212,3 km
3.8 SALTA, ARGENTINA 21.10.2026 08:51 190,0 km
3.4 SALTA, ARGENTINA 22.10.2026 03:14 206,1 km
2.9 SALTA, ARGENTINA 23.10.2026 02:33 224,0 km
4.5 SALTA, ARGENTINA 23.10.2026 03:09 181,0 km
2.8 SALTA, ARGENTINA 23.10.2026 23:52 202,3 km
3.4 SALTA, ARGENTINA 25.10.2026 07:36 205,2 km
3.2 SALTA, ARGENTINA 02.11.2026 12:49 209,3 km
2.6 SALTA, ARGENTINA 05.11.2026 20:50 217,6 km
2.8 SALTA, ARGENTINA 06.11.2026 07:33 165,9 km
4.3 60 km WNW of San Antonio de los Cobres, Argentina 08.11.2026 10:02 223,7 km
3.1 SALTA, ARGENTINA 10.11.2026 10:14 233,9 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))