California earthquakes

M2.0 earthquake 20km ESE of Anza, CA

A magnitude 2.0 earthquake struck 20km ESE of Anza, CA on Tue, Feb 9, 2021, 12:54 AM PST (08:54 UTC), 14 km (9 mi) below the surface.

A larger quake followed: M3.8 11km WNW of Calipatria, 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
2.0 (ML, local (Richter)), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
2021-02-09 08:54:10 UTC
Depth
14.3 km (8.9 mi), shallow
Epicenter
33.489° N, 116.477° 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.

Location uncertainty
About 0.3 km horizontally, 0.3 km in depth
Magnitude uncertainty
±0.09
Depth from
From location
Station coverage gap
123°
Stations used
28

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 197 in the 60 days after this one and 121 in the 30 days before it.

After

The first 60 of 197.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci37465973. Read Sat, Oct 3, 2026, 4:15 PM UTC.