2.9
Earthquake Details: 78 km from Chimbas, San Juan, Argentina
Oct 4, 2026, 22:04:26
A magnitude 2.9 earthquake occurred near 78 km from Chimbas, San Juan, Argentina on Oct 4, 2026 at 22:04:26. The seismic event was recorded at a depth of -112 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth-112 km
Significance0
Latitude-31.3900
Longitude-69.3500
Event IDemsc:20261004_0000341
Magnitude2.9
Updated:Oct 4, 2026, 22:15:16 UTC
External Resources
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Time & depth
- Local time
- Oct 4, 2026, 19:04:26 GMT-3
- UTC
- Oct 4, 2026, 22:04:26 UTC
-112 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M3.2San Juan, ArgentinaBeforeM3.6Catamarca, ArgentinaBeforeM4.330 km NNW of Valparaiso, ChileBeforeM3.4La Rioja, ArgentinaBeforeM3.5Coquimbo, ChileBeforeM3.5Maule, ChileBeforeM3.3Atacama, ChileBeforeM3.3off the coast of Coquimbo, ChileBeforeM3.0Atacama, ChileBeforeM3.0San Juan, ArgentinaBeforeM3.3San Juan, ArgentinaBeforeM3.7San Juan, 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: Oct 4, 2026, 22:15 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.