California earthquakes

M3.6 earthquake 15 km NE of Mesa, California

A magnitude 3.6 earthquake struck 15 km NE of Mesa, California on Tue, Aug 26, 1986, 12:07 PM PDT (19:07 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M4.4 1 km E of Bishop, 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: 3.6 (ml), minor
Local time: Tue, Aug 26, 1986, 12:07 PM PDT
UTC: 1986-08-26 19:07:20 UTC
Depth: 10.1 km (6.3 mi), shallow
Epicenter: 37.530° N, 118.434° W
Region: California
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 0.2 km horizontally, 0.5 km in depth
Depth from: From location
Station coverage gap: 53°
Stations used: 46

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: at least 202 in the 60 days after this one and at least 200 in the 30 days before it.

After

The first 60 of at least 202.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc80793 (also filed as ci708000, usp0002xjr). Read Mon, Sep 28, 2026, 4:48 PM UTC.