3.6
Earthquake Details: Antofagasta, Chile
Oct 4, 2026, 08:21:54
A magnitude 3.6 earthquake occurred near Antofagasta, Chile on Oct 4, 2026 at 08:21:54. The seismic event was recorded at a depth of -103.1 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth-103.1 km
Significance0
Latitude-25.1300
Longitude-69.0200
Event IDemsc:20261004_0000107
Magnitude3.6
Updated:Oct 4, 2026, 08:31:52 UTC
External Resources
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Time & depth
- Local time
- Oct 4, 2026, 05:21:54 GMT-3
- UTC
- Oct 4, 2026, 08:21:54 UTC
-103.1 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M3.3Antofagasta, ChileBeforeM3.4Jujuy, ArgentinaBeforeM4.0Salta, ArgentinaBeforeM3.3Salta, ArgentinaBeforeM3.6Catamarca, ArgentinaBeforeM3.9Salta, ArgentinaBeforeM3.4Antofagasta, ChileBeforeM3.5Antofagasta, ChileBeforeM3.4La Rioja, ArgentinaBeforeM3.3Atacama, ChileBeforeM3.3Salta, ArgentinaBeforeM3.4Salta, ArgentinaBefore
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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 4, 2026, 08:31 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.