M2.6 earthquake 30 km ENE of Soledad, California

A magnitude 2.6 earthquake struck 30 km ENE of Soledad, California on Thu, Sep 29, 1977, 11:12 AM PDT (18:12 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M2.7 Northern 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: 184 in the 60 days after this one and 0 in the 30 days before it.

The first 60 of 184.

From the USGS Earthquake Hazards Program and its partner networks, event nc1037048. Read Tue, Sep 22, 2026, 10:01 AM UTC.