California earthquakes

M2.1 earthquake 3km NE of Berkeley, CA

A magnitude 2.1 earthquake struck 3km NE of Berkeley, CA on Mon, Mar 21, 2022, 9:42 AM PDT (16:42 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M2.7 4km S of Pittsburg, CA. This one was a foreshock.

Berkeley forecastMore in California

Map

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

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The earthquake

Magnitude
2.1 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
2022-03-21 16:42:54 UTC
Depth
6.5 km (4.1 mi), shallow
Epicenter
37.892° N, 122.251° W
Felt reports
29
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

29 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 0.1 km horizontally, 0.2 km in depth
Magnitude uncertainty
±0.12
Depth from
From location
Station coverage gap
34°
Stations used
68

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 40 in the 60 days after this one and 34 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc73708431. Read Sun, Oct 4, 2026, 6:39 AM UTC.