California earthquakes

M4.3 earthquake Central California

A magnitude 4.3 earthquake struck in Central California on Tue, Mar 16, 1976, 8:01 PM PST (04:01 UTC), 7 km (4 mi) below the surface.

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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
4.3 (ml), light
Local time
UTC
1976-03-17 04:01:52 UTC
Depth
6.5 km (4.0 mi), shallow
Epicenter
36.815° N, 121.134° 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
Depth from
From location
Station coverage gap
77°
Stations used
72

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 181 in the 60 days after this one and 138 in the 30 days before it.

After

The first 60 of 181.

Before

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1029152 (also filed as usp0000fg3). Read Wed, Sep 30, 2026, 6:00 AM UTC.