2.8
Earthquake Details: 75 km from Antofagasta, Antofagasta, Chile
Sep 21, 2026, 06:55:12
A magnitude 2.8 earthquake occurred near 75 km from Antofagasta, Antofagasta, Chile on Sep 21, 2026 at 06:55:12. The seismic event was recorded at a depth of -34.5 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth-34.5 km
Significance0
Latitude-23.0000
Longitude-70.5800
Event IDemsc:20260921_0000118
Magnitude2.8
Updated:Sep 21, 2026, 10:21:52 UTC
External Resources
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Time & depth
- Local time
- Sep 21, 2026, 03:55:12 GMT-3
- UTC
- Sep 21, 2026, 06:55:12 UTC
-34.5 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M3.9Antofagasta, ChileBeforeM3.8Jujuy, ArgentinaBeforeM3.7Antofagasta, ChileBeforeM3.6Tarapacá, ChileBeforeM3.7Antofagasta, ChileBeforeM4.638 km W of San Pedro de Atacama, ChileBeforeM3.4Antofagasta, ChileBeforeM3.8Offshore Antofagasta, ChileBeforeM5.2167 km WNW of Mejillones, ChileAfterM4.776 km W of Ollagüe, ChileAfterM4.4104 km NNE of San Pedro de Atacama, ChileAfterM3.9Atacama, ChileAfter
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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: Sep 21, 2026, 10:21 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.