| Magnitude | 4.0 |
| Region | LA RIOJA, ARGENTINA |
| Date time | 2026-07-29 09:04:20.0 UTC |
| Location | -28.000 ; -69.280 |
| Depth | 96 km |
| Distance | 284 km WNW of La Rioja, Argentina / pop: 162,000 / local time: 06:04:20.0 2026-07-29 125 km ESE of Copiapó, Chile / pop: 129,000 / local time: 05:04:20.0 2026-07-29 |
Source parameters provided by:
Departamento de Geofisica, Universidad de Chile -- Santiago, Chile (CSN)
All data providers for this event:
Departamento de Geofisica, Universidad de Chile -- Santiago, Chile (CSN)Instituto Nacional de Prevencion Sismica (INPRES) -- Buenos Aires, Argentina (NSNA)
EMSC -- Arpajon, France (SC4)
Further information can be found at:
Departamento de Geofisica, Universidad de Chile -- Santiago, Chile (CSN)GeoForschungsZentrum (GFZ) -- Potsdam, Germany (GFZ)
National Earthquake Information Center, U.S. Geological Survey -- Golden, United States (NEIC)
Instituto Nacional de Prevencion Sismica (INPRES) -- Buenos Aires, Argentina (NSNA)