4.1
Earthquake Details: 80 km from Chimbas, San Juan, Argentina
Sep 11, 2026, 23:40:07
A magnitude 4.1 earthquake occurred near 80 km from Chimbas, San Juan, Argentina on Sep 11, 2026 at 23:40:07. The seismic event was recorded at a depth of -155 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth-155 km
Significance0
Latitude-31.0000
Longitude-69.1400
Event IDemsc:20260911_0000304
Magnitude4.1
Updated:Sep 11, 2026, 23:50:23 UTC
External Resources
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Time & depth
- Local time
- Sep 11, 2026, 20:40:07 GMT-3
- UTC
- Sep 11, 2026, 23:40:07 UTC
-155 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M3.7Offshore Valparaiso, ChileBeforeM3.4Atacama, ChileBeforeM3.6Mendoza, ArgentinaBeforeM3.6San Juan, ArgentinaBeforeM4.3Offshore Valparaiso, ChileBeforeM3.6Mendoza, ArgentinaBeforeM3.9Coquimbo, ChileBeforeM3.2Offshore Coquimbo, ChileAfterM3.5Coquimbo, ChileAfterM3.6Offshore Valparaiso, ChileAfterM3.6Offshore Valparaiso, ChileAfterM3.990 km WNW of Cartagena, 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: Sep 11, 2026, 23:50 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.