3.3
Earthquake Details: 52 km from Chilecito, La Rioja, Argentina
Sep 27, 2026, 18:00:03
A magnitude 3.3 earthquake occurred near 52 km from Chilecito, La Rioja, Argentina on Sep 27, 2026 at 18:00:03. The seismic event was recorded at a depth of -144 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth-144 km
Significance0
Latitude-28.8900
Longitude-67.0600
Event IDemsc:20260927_0000221
Magnitude3.3
Updated:Sep 27, 2026, 18:08:17 UTC
External Resources
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Time & depth
- Local time
- Sep 27, 2026, 15:00:03 GMT-3
- UTC
- Sep 27, 2026, 18:00:03 UTC
-144 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M4.3Catamarca, ArgentinaBeforeM3.4Catamarca, ArgentinaBeforeM3.6Salta, ArgentinaBeforeM3.5Coquimbo, ChileBeforeM3.7Coquimbo, ChileBeforeM3.3Atacama, ChileBeforeM3.3San Juan, ArgentinaBeforeM3.3Mendoza, ArgentinaBeforeM3.6Salta, ArgentinaBeforeM3.3Salta, ArgentinaBeforeM3.5San Juan, ArgentinaBeforeM3.6Salta, 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 27, 2026, 18:08 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.