California earthquakes

M1.6 earthquake 27 km SE of Big Sur, California

A magnitude 1.6 earthquake struck 27 km SE of Big Sur, California on Mon, Sep 6, 1982, 11:25 PM PDT (06:25 UTC), 7 km (5 mi) below the surface.

A larger quake followed: M5.4 22 km SSW of Three Rocks, 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
1.6 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1982-09-07 06:25:54 UTC
Depth
7.3 km (4.5 mi), shallow
Epicenter
36.123° N, 121.560° 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 0.4 km horizontally, 1.2 km in depth
Magnitude uncertainty
±0.19
Depth from
From location
Station coverage gap
158°
Stations used
41

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 196 in the 60 days after this one and 137 in the 30 days before it.

After

The first 60 of 196.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1078633. Read Thu, Oct 1, 2026, 8:32 AM UTC.