California earthquakes

M2.3 earthquake 5 km SW of Phillipsville, California

A magnitude 2.3 earthquake struck 5 km SW of Phillipsville, California on Wed, May 13, 1981, 5:25 PM PDT (00:25 UTC), 19 km (12 mi) below the surface.

A larger quake followed: M2.4 8 km NE of Mad River, California. This one was a foreshock.

Redway forecast More in California

Map

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

Open the live map with earthquakes

The earthquake

Magnitude: 2.3 (md), micro
Local time: Wed, May 13, 1981, 5:25 PM PDT
UTC: 1981-05-14 00:25:29 UTC
Depth: 19.1 km (11.9 mi), shallow
Epicenter: 40.170° N, 123.820° W
Region: California
Tsunami flag: No
Status: Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 0.5 km horizontally, 0.7 km in depth
Depth from: From location
Station coverage gap: 105°
Stations used: 9

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 171 in the 60 days after this one and 28 in the 30 days before it.

After

The first 60 of 171.

Before

Earthquakes today California earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1063604. Read Tue, Sep 22, 2026, 5:20 PM UTC.