M1.7 earthquake Central California

A magnitude 1.7 earthquake struck in Central California on Sun, Apr 6, 1980, 8:16 AM PST (16:16 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M2.0 8 km SSE of San Juan Bautista, 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: 174 in the 60 days after this one and 0 in the 30 days before it.

The first 60 of 174.

From the USGS Earthquake Hazards Program and its partner networks, event nc1051968. Read Tue, Sep 22, 2026, 10:28 PM UTC.