California earthquakes

M1.8 earthquake 22 km NNE of Soledad, California

A magnitude 1.8 earthquake struck 22 km NNE of Soledad, California on Tue, Nov 4, 1986, 10:36 AM PST (18:36 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M2.5 5 km NE of Tres Pinos, California. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
1.8 (md), micro
Local time
UTC
1986-11-04 18:36:48 UTC
Depth
5.7 km (3.6 mi), shallow
Epicenter
36.601° N, 121.204° W
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 0.2 km horizontally, 0.4 km in depth
Magnitude uncertainty
±0.19
Depth from
From location
Station coverage gap
56°
Stations used
32

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 161 in the 60 days after this one and 14 in the 30 days before it.

After

The first 60 of 161.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc87263. Read Tue, Sep 22, 2026, 3:11 PM UTC.