| Magnitude | 3.9 |
| Region | NORTHERN CALIFORNIA |
| Date time | 2026-02-21 17:22:56.0 UTC |
| Location | 38.823 ; -122.784 |
| Depth | 2 km |
| Distance | 43 km NNW of Santa Rosa, United States / pop: 174,000 / local time: 09:22:56.0 2026-02-21 5 km W of Cobb, United States / pop: 1,700 / local time: 09:22:56.0 2026-02-21 |
Source parameters provided by:
USGS Northern California Regional Network, USGS-Menlo Park, California -- Menlo Park, United States (NC)
All data providers for this event:
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)