A minor earthquake with a magnitude of 3.1 struck Northern California on Wednesday morning, according to data from the U.S. Geological Survey (USGS).
The earthquake occurred at 8:55 a.m. local time (UTC-07:00) on October 21, 2026. The epicenter was located approximately 39 kilometers (24 miles) south-southwest of Likely, California, at a depth of 6.2 kilometers (3.8 miles).
Key Event Details:
-
Magnitude: 3.1
-
Time: October 21, 2026, at 08:55:24 PDT
-
Coordinates: $40.883^\circ\text{N}$, $120.606^\circ\text{W}$
-
Depth: 6.2 km
-
Intensity: Classed as Intensity III (Weak shaking) on the Modified Mercalli Intensity Scale according to initial “Did You Feel It?” (DYFI) user reports.
Earthquakes of magnitude 3.1 are generally felt by some people indoors, especially on upper floors of buildings, but rarely cause damage. No immediate reports of injuries or structural damage have been associated with the event.
