4.6
Earthquake Details: 38 km W of San Pedro de Atacama, Chile
Sep 20, 2026, 13:55:15
A magnitude 4.6 earthquake occurred near 38 km W of San Pedro de Atacama, Chile on Sep 20, 2026 at 13:55:15. The seismic event was recorded at a depth of 110.65 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth110.65 km
Significance326
Latitude-22.9629
Longitude-68.5704
Event IDus7000tirs
Magnitude4.6
Updated:Sep 25, 2026, 20:58:50 UTC
External Resources
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Time & depth
- Local time
- Sep 20, 2026, 10:55:15 GMT-3
- UTC
- Sep 20, 2026, 13:55:15 UTC
110.65 km · Intermediate-focus
Between 70 and 300 km deep.
Nearby major cities
Nearby event sequence · 12
M3.9Antofagasta, ChileBeforeM4.33 km SSW of General Mosconi, ArgentinaBeforeM3.8Jujuy, ArgentinaBeforeM3.7Antofagasta, ChileBeforeM3.6Tarapacá, ChileBeforeM4.7Salta, ArgentinaBeforeM5.364 km W of Cafayate, ArgentinaBeforeM3.7Antofagasta, ChileBeforeM3.4Salta, ArgentinaBeforeM3.6Salta, 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 25, 2026, 20:58 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.