California earthquakes

M1.9 earthquake 25km N of Tehachapi, CA

A magnitude 1.9 earthquake struck 25km N of Tehachapi, CA on Tue, Dec 15, 2020, 11:10 AM PST (19:10 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M3.5 3km N of Little Lake, 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
1.9 (ML, local (Richter)), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
2020-12-15 19:10:21 UTC
Depth
3.4 km (2.1 mi), shallow
Epicenter
35.350° N, 118.500° W
Felt reports
1
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

1 person reported to the USGS what they felt; the strongest reported shaking was II, 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, 1.3 km in depth
Magnitude uncertainty
±0.20
Depth from
From location
Station coverage gap
73°
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: 134 in the 60 days after this one and 85 in the 30 days before it.

After

The first 60 of 134.

Before

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci39494639. Read Sat, Oct 3, 2026, 6:04 AM UTC.