California earthquakes

M1.7 earthquake 4 km WNW of Newman, California

A magnitude 1.7 earthquake struck 4 km WNW of Newman, California on Mon, Sep 6, 1982, 7:44 AM PDT (14:44 UTC), 12 km (7 mi) below the surface.

A larger quake followed: M2.1 12 km S of Tres Pinos, 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
1.7 (md), micro
Local time
UTC
1982-09-06 14:44:01 UTC
Depth
11.8 km (7.3 mi), shallow
Epicenter
37.336° N, 121.065° 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 0.5 km horizontally, 0.6 km in depth
Magnitude uncertainty
±0.15
Depth from
From location
Station coverage gap
83°
Stations used
29

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 158 in the 60 days after this one and 0 in the 30 days before it.

After

The first 60 of 158.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1078615. Read Tue, Sep 22, 2026, 9:31 PM UTC.