3.3
Earthquake Details: Antofagasta, Chile
Oct 1, 2026, 23:10:57
A magnitude 3.3 earthquake occurred near Antofagasta, Chile on Oct 1, 2026 at 23:10:57. The seismic event was recorded at a depth of -233.5 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth-233.5 km
Significance0
Latitude-23.8600
Longitude-67.3000
Event IDemsc:20261001_0000342
Magnitude3.3
Updated:Oct 1, 2026, 23:14:48 UTC
External Resources
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Time & depth
- Local time
- Oct 1, 2026, 20:10:57 GMT-3
- UTC
- Oct 1, 2026, 23:10:57 UTC
-233.5 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M3.4Antofagasta, ChileBeforeM3.5Offshore Antofagasta, ChileBeforeM3.5Salta, ArgentinaBeforeM3.6Antofagasta, ChileBeforeM4.192 km NE of San Pedro de Atacama, ChileBeforeM3.4Antofagasta, ChileBeforeM3.3Salta, ArgentinaBeforeM3.4Antofagasta, ChileBeforeM3.5Jujuy, ArgentinaBeforeM3.3Antofagasta, ChileBeforeM3.3Antofagasta, ChileBeforeM3.4Jujuy, ArgentinaAfter
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Earthquake information is automatically aggregated from the official seismic agencies listed below. Preliminary measurements can change as agencies review an event; use local emergency authorities for safety decisions. Latest successful data update: Oct 1, 2026, 23:14 UTC.
Data sources:
- USGS — Credit: U.S. Geological Survey.
- EMSC — Credit: EMSC/CSEM. Event catalogue data are provided under CC BY 4.0. CC BY 4.0
- JMA — Source: Japan Meteorological Agency (JMA).
- Geoscience Australia — Based on Australian Earthquakes data by Geoscience Australia. © Commonwealth of Australia. Licensed under CC BY 4.0; the section 5 disclaimer applies. CC BY 4.0
- GeoNet — We acknowledge the New Zealand GeoNet programme and its sponsors NHC, Earth Sciences NZ, LINZ, NEMA and MBIE for providing earthquake data.