California earthquakes

M1.7 earthquake 23km NNW of Tehachapi, CA

A magnitude 1.7 earthquake struck 23km NNW of Tehachapi, CA on Sat, Nov 15, 1986, 5:32 AM PST (13:32 UTC), 4 km (2 mi) below the surface.

A larger quake followed: M1.9 28km WSW of Olancha, CA. This one was a foreshock.

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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
1.7 (mc), micro
Local time
UTC
1986-11-15 13:32:45 UTC
Depth
3.6 km (2.3 mi), shallow
Epicenter
35.311° N, 118.575° 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.

Depth from
From location
Station coverage gap
181°, poorly surrounded by stations
Stations used
0

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 103 in the 60 days after this one and 27 in the 30 days before it.

After

The first 60 of 103.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci713032. Read Tue, Sep 22, 2026, 3:50 PM UTC.