California earthquakes

M1.6 earthquake 11 km NE of Miranda, California

A magnitude 1.6 earthquake struck 11 km NE of Miranda, California on Mon, May 28, 1979, 1:55 PM PDT (20:55 UTC), 24 km (15 mi) below the surface.

A larger quake followed: M3.6 37 km SW of Ferndale, California. This one was a foreshock.

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

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The earthquake

Magnitude
1.6 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1979-05-28 20:55:32 UTC
Depth
23.5 km (14.6 mi), shallow
Epicenter
40.317° N, 123.745° 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 1.0 km horizontally, 1.5 km in depth
Depth from
From location
Station coverage gap
173°
Stations used
7

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 125 in the 60 days after this one and 69 in the 30 days before it.

After

The first 60 of 125.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1045964. Read Fri, Oct 2, 2026, 6:24 AM UTC.