California earthquakes

M2.5 earthquake 75 km WSW of Ferndale, California

A magnitude 2.5 earthquake struck 75 km WSW of Ferndale, California on Fri, Jul 16, 1982, 5:55 AM PDT (12:55 UTC), 4 km (3 mi) below the surface.

A larger quake followed: M3.6 28 km SW of Ferndale, 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.

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The earthquake

Magnitude
2.5 (md), micro
Local time
UTC
1982-07-16 12:55:56 UTC
Depth
4.5 km (2.8 mi), shallow
Epicenter
40.372° N, 125.115° 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 25.0 km horizontally, 27.5 km in depth
Depth from
From location
Station coverage gap
320°, poorly surrounded by stations
Stations used
6

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 111 in the 60 days after this one and 54 in the 30 days before it.

After

The first 60 of 111.

Before

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1076285. Read Tue, Sep 29, 2026, 11:51 PM UTC.