California earthquakes

M1.7 earthquake 3km WNW of Yucaipa, CA

A magnitude 1.7 earthquake struck 3km WNW of Yucaipa, CA on Sat, Feb 27, 1982, 12:38 AM PST (08:38 UTC), 17 km (10 mi) below the surface.

A larger quake followed: M1.8 37km ENE of Lucerne Valley, CA. This one was a foreshock.

Yucaipa forecastMore in California

Map

Where this earthquake was located, with the others nearby. Select one for its page.

Open the live map with earthquakes

The earthquake

Magnitude
1.7 (mc), micro
Local time
UTC
1982-02-27 08:38:03 UTC
Depth
16.8 km (10.5 mi), shallow
Epicenter
34.040° N, 117.071° 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
44°
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: 158 in the 60 days after this one and 0 in the 30 days before it.

After

The first 60 of 158.

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci106486. Read Tue, Sep 22, 2026, 8:46 PM UTC.