California earthquakes

M1.9 earthquake 12km E of Yucaipa, CA

A magnitude 1.9 earthquake struck 12km E of Yucaipa, CA on Mon, Jun 24, 1985, 2:12 AM PDT (09:12 UTC), 19 km (12 mi) below the surface.

A larger quake followed: M1.9 6km E of Temecula, CA. 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
1.9 (mc), micro
Local time
UTC
1985-06-24 09:12:58 UTC
Depth
19.1 km (11.8 mi), shallow
Epicenter
34.041° N, 116.913° 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
45°
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: 168 in the 60 days after this one and 0 in the 30 days before it.

After

The first 60 of 168.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci68849. Read Tue, Sep 22, 2026, 10:26 PM UTC.