| Magnitude | 3.9 |
| Region | SAN JUAN, ARGENTINA |
| Date time | 2025-12-18 21:28:53.0 UTC |
| Location | -31.140 ; -68.380 |
| Depth | 101 km |
| Distance | 47 km N of San Juan, Argentina / pop: 447,000 / local time: 18:28:53.0 2025-12-18 41 km N of Chimbas, Argentina / pop: 73,800 / local time: 18:28:53.0 2025-12-18 |
Source parameters provided by:
Instituto Nacional de Prevencion Sismica (INPRES) -- Buenos Aires, Argentina (NSNA)
All data providers for this event:
Instituto Nacional de Prevencion Sismica (INPRES) -- Buenos Aires, Argentina (NSNA)EMSC -- Arpajon, France (SC4)
Further information can be found at:
Instituto Nacional de Prevencion Sismica (INPRES) -- Buenos Aires, Argentina (NSNA)GeoForschungsZentrum (GFZ) -- Potsdam, Germany (GFZ)
Departamento de Geofisica, Universidad de Chile -- Santiago, Chile (CSN)
National Earthquake Information Center, U.S. Geological Survey -- Golden, United States (NEIC)