California earthquakes

M2.6 earthquake 52 km W of Ferndale, California

A magnitude 2.6 earthquake struck 52 km W of Ferndale, California on Sun, Nov 15, 1981, 5:18 PM PST (01:18 UTC), 14 km (8 mi) below the surface.

A larger quake followed: M3.0 6 km W of Big Lagoon, 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
2.6 (md), micro
Local time
UTC
1981-11-16 01:18:08 UTC
Depth
13.6 km (8.4 mi), shallow
Epicenter
40.623° N, 124.882° 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 1.6 km horizontally, 1.2 km in depth
Magnitude uncertainty
±0.16
Depth from
From location
Station coverage gap
287°, poorly surrounded by stations
Stations used
13

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 99 in the 60 days after this one and 100 in the 30 days before it.

After

The first 60 of 99.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1069478. Read Thu, Sep 24, 2026, 3:53 AM UTC.