California earthquakes

M2.7 earthquake 20km E of Coso Junction, CA

A magnitude 2.7 earthquake struck 20km E of Coso Junction, CA on Wed, Jul 10, 1985, 8:16 PM PDT (03:16 UTC), 1 km (1 mi) below the surface.

A larger quake followed: M2.9 23km WNW of Inyokern, 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
2.7 (mc), micro
Local time
UTC
1985-07-11 03:16:08 UTC
Depth
1.3 km (0.8 mi), shallow
Epicenter
36.050° N, 117.726° 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
162°
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: 96 in the 60 days after this one and 44 in the 30 days before it.

After

The first 60 of 96.

Before

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci70290. Read Tue, Sep 22, 2026, 10:35 PM UTC.