M2.4 earthquake 6 km W of Cobb, California

A magnitude 2.4 earthquake struck 6 km W of Cobb, California on Sat, Jun 15, 1985, 12:16 AM PDT (07:16 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M2.7 6 km E of Williams, California. This one was a foreshock.

Map

Where this earthquake was located, with the others nearby. Select one for its page.

No one has reported feeling this quake to the USGS.

Reviewed by a seismologist.

Distance and direction from each place to the epicenter, with its forecast.

Within 100 km, magnitude 1.5 and up: 177 in the 60 days after this one and 0 in the 30 days before it.

The first 60 of 177.

From the USGS Earthquake Hazards Program and its partner networks, event nc49588. Read Tue, Sep 22, 2026, 8:22 PM UTC.