California earthquakes

M2.4 earthquake 16km E of Ocotillo, CA

A magnitude 2.4 earthquake struck 16km E of Ocotillo, CA on Wed, Feb 17, 2021, 2:27 PM PST (22:27 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M4.8 7km NW of Delta, B.C., MX. 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
2.4 (ML, local (Richter)), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
2021-02-17 22:27:56 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
32.749° N, 115.819° W
Felt reports
5
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

5 people reported to the USGS what they felt; the strongest reported shaking was III, weak shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 0.3 km horizontally, 0.6 km in depth
Magnitude uncertainty
±0.20
Depth from
From location
Station coverage gap
80°
Stations used
47

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 189 in the 60 days after this one and 197 in the 30 days before it.

After

The first 60 of 189.

Before

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci39554231. Read Sun, Oct 4, 2026, 4:49 AM UTC.