| Magnitude | 3.5 |
| Region | LA RIOJA, ARGENTINA |
| Date time | 2026-04-21 03:32:12.0 UTC |
| Location | -28.900 ; -67.490 |
| Depth | 123 km |
| Distance | 84 km WNW of La Rioja, Argentina / pop: 162,000 / local time: 00:32:12.0 2026-04-21 29 km N of Chilecito, Argentina / pop: 42,200 / local time: 00:32:12.0 2026-04-21 |
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)Further information can be found at:
GeoForschungsZentrum (GFZ) -- Potsdam, Germany (GFZ)Instituto Nacional de Prevencion Sismica (INPRES) -- Buenos Aires, Argentina (NSNA)
Departamento de Geofisica, Universidad de Chile -- Santiago, Chile (CSN)
National Earthquake Information Center, U.S. Geological Survey -- Golden, United States (NEIC)