4.2
Earthquake Details: 55 km WNW of San Antonio de los Cobres, Argentina
Aug 23, 2026, 22:58:07
A magnitude 4.2 earthquake occurred near 55 km WNW of San Antonio de los Cobres, Argentina on Aug 23, 2026 at 22:58:07. The seismic event was recorded at a depth of 182.94 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth182.94 km
Significance271
Latitude-24.1005
Longitude-66.8517
Event IDus6000tn15
Magnitude4.2
Updated:Aug 24, 2026, 03:32:00 UTC
External Resources
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Time & depth
- Local time
- Aug 23, 2026, 19:58:07 GMT-3
- UTC
- Aug 23, 2026, 22:58:07 UTC
182.94 km · Intermediate-focus
Between 70 and 300 km deep.
Nearby major cities
Nearby event sequence · 12
M4.7147 km NE of Diego de Almagro, ChileBeforeM3.8Jujuy, ArgentinaBeforeM4.466 km WNW of Abra Pampa, ArgentinaBeforeM3.9Offshore Antofagasta, ChileBeforeM4.632 km NNE of Calama, ChileBeforeM3.9Salta, ArgentinaBeforeM3.8Salta, ArgentinaBeforeM3.8Salta, ArgentinaBeforeM4.580 km W of El Aguilar, ArgentinaBeforeM4.541 km ESE of Tinogasta, ArgentinaAfterM4.1Antofagasta, ChileAfterM3.8Antofagasta, 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: Aug 24, 2026, 03:32 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.