| Magnitude | 6.2 |
| Region | OFFSHORE NORTHERN CALIFORNIA |
| Date time | 2021-12-20 20:10:21.2 UTC |
| Location | 40.326 ; -124.528 |
| Depth | 26 km |
| Distance | 238 km W of Chico, United States / pop: 121,000 / local time: 12:10:21.2 2021-12-20 44 km SW of Fortuna, United States / pop: 12,000 / local time: 12:10:21.2 2021-12-20 |
All data providers for this event:
Geoscience Australia, Canberra, ACT, Australia -- Canberra, Australia (AUST)Centro de Sismologia da Universidade de Sao Paulo (member of the RSBR) -- Sao Paulo, Brazil (USP)
GeoForschungsZentrum (GFZ) -- Potsdam, Germany (GFZ)
Republican Seismic Survey Center or Azerbaijan National Academy of Sciences -- Baku, Azerbaijan (RSSC)
Instituto Portugues do Mar e da Atmosfera -- Lisbon, Portugal (IPMA)
National Earthquake Information Center, U.S. Geological Survey -- Golden, United States (NEIC)
Universidad de Panama -- Panama, Panama (IGC)
Instituto Geografico Nacional -- Madrid, Spain (IGN)
Ukrainian NDC, Main Center of Special Monitoring -- Kyiv, Ukraine (MCSM)
Korean Meteorological Administration -- Seoul, Korea, Republic of (SEO)
HUN-REN EPSS Kövesligethy Radó Seismological Observato -- Budapest, Hungary (BUD)
Alaska Tsunami Warning Seismic System, West Coast and Alaska Tsunami Warning Center -- Anchorage, United States (AT)
Geophysical Survey of the Russian Academy of Sciences -- Obninsk, Russia (GSRAS)
Kandilli Observatory and Earthquake Research Institute -- Istanbul, Turkey (KOERI)
Instituto Nazionale di Geofisica e Vulcanologia -- Rome, Italy (INGV) -- DOI: https://terremoti.ingv.it/en/iside
USGS Northern California Regional Network, USGS-Menlo Park, California -- Menlo Park, United States (NC)
Further information can be found at:
GeoForschungsZentrum (GFZ) -- Potsdam, Germany (GFZ)National Earthquake Information Center, U.S. Geological Survey -- Golden, United States (NEIC)