5.6
Earthquake Details: 37 km NW of Añatuya, Argentina
Dec 27, 2025, 10:40:49
- Depth
- 593.431 km
- Felt reports
- No data
Source: USGSUpdated: Apr 1, 2026, 10:48 PM UTC
A magnitude 5.6 earthquake occurred on Dec 27, 2025 at 10:40:49. Epicenter: 37 km NW of Añatuya, Argentina. Reported depth: 593.431 km.
Status: Reviewed
Tsunami information
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Time & depth
- Local time
- Dec 27, 2025, 07:40:49 GMT-3
- UTC
- Dec 27, 2025, 10:40:49 UTC
593.431 km · Deep-focus
More than 300 km deep. Deep earthquakes can be felt across a wide area.
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Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSmww 5.6
us7000rl1p
- Depth:
- 593.43 km
- Status:
- Reviewed
- Time:
- Updated:
- Apr 1, 2026, 10:48 PM UTC
Technical Details
Depth593.431 km
Significance482
Latitude-28.2562
Longitude-63.1342
Event IDus7000rl1p
Magnitude5.6
Updated:Apr 1, 2026, 22:48:20 UTC
Regional Seismicity
View recent seismic activity near this event:
ArgentinaSantiago del EsteroSantiago del Estero (Nearest City)External Resources
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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: Apr 1, 2026, 22:48 UTC.
Data sources:
- USGS — Credit: U.S. Geological Survey.
- EMSC — Credit: EMSC/CSEM. Event catalogue data are provided under 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.
- GeoNet — We acknowledge the New Zealand GeoNet programme and its sponsors NHC, Earth Sciences NZ, LINZ, NEMA and MBIE for providing earthquake data.
- CENC / Wolfx — CENC earthquake parameters via Wolfx, an independent unofficial relay.
- GFZ / GEOFON — Locations, depths and magnitudes: GFZ/GEOFON using GEVN network data (CC BY 4.0).