Magnitude
M0.8
- Depth
- 3.0 km
- Source
- USGS
California · Sonoma County
Country overviewCalifornia · Sonoma County
Country overviewOn September 6, 2026 at 03:09 UTC, a magnitude M0.8 earthquake occurred near Sonoma County, California (United States). With a focal depth of about 3 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.
The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 149 earthquakes, the strongest at M4.0.
Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.
Depth classes per USGS