California earthquakes

M1.5 earthquake 15 km NW of Parkfield, California

A magnitude 1.5 earthquake struck 15 km NW of Parkfield, California on Fri, Nov 12, 1982, 5:24 PM PST (01:24 UTC), 4 km (3 mi) below the surface.

A larger quake followed: M1.8 21 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
1.5 (md), micro
Local time
UTC
1982-11-13 01:24:22 UTC
Depth
4.5 km (2.8 mi), shallow
Epicenter
36.002° N, 120.554° 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, 0.6 km in depth
Magnitude uncertainty
±0.38
Depth from
From location
Station coverage gap
182°, poorly surrounded by stations
Stations used
9

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 112 in the 60 days after this one and 81 in the 30 days before it.

After

The first 60 of 112.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1081809. Read Tue, Sep 22, 2026, 9:40 PM UTC.