3.7
Earthquake Details: Antofagasta, Chile
Sep 15, 2026, 07:42:48
A magnitude 3.7 earthquake occurred near Antofagasta, Chile on Sep 15, 2026 at 07:42:48. The seismic event was recorded at a depth of -136 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth-136 km
Significance0
Latitude-21.4400
Longitude-68.4900
Event IDemsc:20260915_0000074
Magnitude3.7
Updated:Sep 15, 2026, 07:50:31 UTC
External Resources
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Time & depth
- Local time
- Sep 15, 2026, 04:42:48 GMT-3
- UTC
- Sep 15, 2026, 07:42:48 UTC
-136 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M4.1Antofagasta, ChileBeforeM3.5southern PeruBeforeM3.4off the coast of Antofagasta, ChileBeforeM3.4Salta, ArgentinaBeforeM4.6Tarapacá, ChileBeforeM3.5Antofagasta, ChileBeforeM3.4Antofagasta, ChileBeforeM3.5Antofagasta, ChileBeforeM4.469 km W of San Antonio de los Cobres, ArgentinaBeforeM3.8Potosí, BoliviaBeforeM3.4Antofagasta, ChileBeforeM3.5Tarapacá, ChileBefore
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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 15, 2026, 07:50 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.