California earthquakes

M1.9 earthquake 3km NNW of Colton, CA

A magnitude 1.9 earthquake struck 3km NNW of Colton, CA on Sat, Oct 30, 1982, 11:15 AM PDT (18:15 UTC), 17 km (11 mi) below the surface.

A larger quake followed: M2.3 8km SSW of Lytle Creek, CA. This one was a foreshock.

San Bernardino 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
1.9 (mc), micro
Local time
UTC
1982-10-30 18:15:49 UTC
Depth
17.2 km (10.7 mi), shallow
Epicenter
34.103° N, 117.325° 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
42°
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: 198 in the 60 days after this one and 0 in the 30 days before it.

After

The first 60 of 198.

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci512189. Read Tue, Sep 22, 2026, 9:40 PM UTC.