California earthquakes

M1.7 earthquake 19 km WSW of Ferndale, California

A magnitude 1.7 earthquake struck 19 km WSW of Ferndale, California on Sun, Jan 31, 1982, 3:01 AM PST (11:01 UTC), 22 km (14 mi) below the surface.

A larger quake followed: M2.9 28 km NW of Shelter Cove, California. This one was a foreshock.

Ferndale forecastMore 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
1.7 (md), micro
Local time
UTC
1982-01-31 11:01:25 UTC
Depth
22.0 km (13.7 mi), shallow
Epicenter
40.517° N, 124.476° 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 5.4 km horizontally, 0.7 km in depth
Depth from
From location
Station coverage gap
308°, poorly surrounded by stations
Stations used
8

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 114 in the 60 days after this one and 51 in the 30 days before it.

After

The first 60 of 114.

Before

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1071703. Read Tue, Sep 22, 2026, 9:14 AM UTC.