3.7
Earthquake Details: 9 km from Calama, Antofagasta, Chile
Sep 20, 2026, 07:31:14
A magnitude 3.7 earthquake occurred near 9 km from Calama, Antofagasta, Chile on Sep 20, 2026 at 07:31:14. The seismic event was recorded at a depth of -117.1 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth-117.1 km
Significance0
Latitude-22.4200
Longitude-68.8500
Event IDemsc:20260920_0000089
Magnitude3.7
Updated:Sep 20, 2026, 07:37:22 UTC
External Resources
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Time & depth
- Local time
- Sep 20, 2026, 04:31:14 GMT-3
- UTC
- Sep 20, 2026, 07:31:14 UTC
-117.1 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, ArgentinaBeforeM3.6Tarapacá, ChileAfterM4.7Salta, ArgentinaAfterM5.364 km W of Cafayate, ArgentinaAfterM3.7Antofagasta, ChileAfterM3.4Salta, ArgentinaAfterM4.638 km W of San Pedro de Atacama, ChileAfterM3.4Antofagasta, ChileAfterM3.6Salta, ArgentinaAfterM3.8Offshore Antofagasta, ChileAfterM3.6Catamarca, 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: Sep 20, 2026, 07:37 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.