California earthquakes

M1.5 earthquake 18km N of Olancha, CA

A magnitude 1.5 earthquake struck 18km N of Olancha, CA on Tue, Jul 7, 2020, 9:03 AM PDT (16:03 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M4.7 36km WSW of Stovepipe Wells, 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
1.5 (ML, local (Richter)), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
2020-07-07 16:03:21 UTC
Depth
4.8 km (3.0 mi), shallow
Epicenter
36.440° N, 117.983° 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 0.2 km horizontally, 0.8 km in depth
Magnitude uncertainty
±0.26
Depth from
From location
Station coverage gap
69°
Stations used
23

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: at least 200 in the 60 days after this one and at least 200 in the 30 days before it.

After

The first 60 of at least 200.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci39282943. Read Fri, Oct 2, 2026, 5:56 PM UTC.