M1.9 earthquake 11 km SSE of Three Rocks, California

A magnitude 1.9 earthquake struck 11 km SSE of Three Rocks, California on Tue, Jan 17, 1984, 5:59 PM PST (01:59 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M2.2 16 km NNW of Coalinga, 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: 200 in the 60 days after this one and 0 in the 30 days before it.

The first 60 of 200.

From the USGS Earthquake Hazards Program and its partner networks, event nc2311. Read Tue, Sep 22, 2026, 10:52 AM UTC.