M2.1 earthquake Central California

A magnitude 2.1 earthquake struck in Central California on Sat, Jun 2, 1984, 6:41 AM PDT (13:41 UTC), 7 km (5 mi) below the surface.

A larger quake followed: M2.2 25 km W of Lockwood, 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: 156 in the 60 days after this one and 38 in the 30 days before it.

The first 60 of 156.

From the USGS Earthquake Hazards Program and its partner networks, event nc19978 (also filed as ci41375). Read Wed, Sep 23, 2026, 3:22 AM UTC.