California earthquakes

M1.5 earthquake 34 km SW of Scotia, California

A magnitude 1.5 earthquake struck 34 km SW of Scotia, California on Thu, Jul 15, 1982, 2:11 AM PDT (09:11 UTC), 20 km (13 mi) below the surface.

A larger quake followed: M2.6 45 km W of Indianola, California. This one was a foreshock.

Scotia forecastMore in California

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
1982-07-15 09:11:48 UTC
Depth
20.3 km (12.6 mi), shallow
Epicenter
40.286° N, 124.409° 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 1.9 km horizontally, 1.1 km in depth
Depth from
From location
Station coverage gap
253°, poorly surrounded by stations
Stations used
6

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 120 in the 60 days after this one and 53 in the 30 days before it.

After

The first 60 of 120.

Before

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1076254. Read Tue, Sep 22, 2026, 8:59 PM UTC.