SummaryMapsTestimonies Medias Scientific data
Magnitude4.2
RegionOFFSHORE NORTHERN CALIFORNIA
Date time2023-09-30 17:16:47.8 UTC
Location40.501 ; -124.439
Depth29 km
Distance237 km W of Chico, United States / pop: 121,000 / local time: 10:16:47.8 2023-09-30
26 km SW of Fortuna, United States / pop: 12,000 / local time: 10:16:47.8 2023-09-30
Source parameters provided by:

USGS Northern California Regional Network, USGS-Menlo Park, California -- Menlo Park, United States (NC)
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All data providers for this event:
Earthquake Early Warning System (ShakeAlert) -- California, United States (EW)
USGS Northern California Regional Network, USGS-Menlo Park, California -- Menlo Park, United States (NC)
National Earthquake Information Center, U.S. Geological Survey -- Golden, United States (NEIC)
Further information can be found at:
GeoForschungsZentrum (GFZ) -- Potsdam, Germany (GFZ)
National Earthquake Information Center, U.S. Geological Survey -- Golden, United States (NEIC)