M 5.6 - 37 km NW of Añatuya, Argentina
December 27, 2025 at 10:40:49 UTC
Depth: 593.43 km (Deep)
Moderate
PAGER Alert
Tsunami
Felt Reports
Event Details
| Magnitude | 5.6 mww |
| Depth | 593.43 km (Deep) |
| Location | -28.2562S, 63.1342W |
| Mercalli Intensity | I (Not Felt) |
| Alert Level (PAGER) | Green — No fatalities or damage expected |
| Tsunami Warning | No |
| Significance | 482 / 3000 |
| Status | Reviewed |
| Network | us |
| USGS Event Page | View on USGS → |
Frequently Asked Questions
What does magnitude 5.6 mean?
A magnitude 5.6 earthquake is classified as "Moderate". Moderate earthquakes can cause damage to poorly constructed buildings.
How deep was this earthquake?
This earthquake occurred at a depth of 593.43 km, classified as "Deep". Deep earthquakes are rarely felt at the surface.
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Data from the USGS Earthquake Hazards Program (ComCat). QuakeScan is not affiliated with the USGS. Event details may be updated as new data becomes available.