California earthquakes

M2.0 earthquake 10km SE of Pinnacles, CA

A magnitude 2.0 earthquake struck 10km SE of Pinnacles, CA on Sat, Sep 18, 2021, 9:35 AM PDT (16:35 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M4.7 18km NW of San Simeon, CA. This one was a foreshock.

Greenfield forecastMore in California

Map

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

Open the live map with earthquakes

The earthquake

Magnitude
2.0 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
2021-09-18 16:35:34 UTC
Depth
9.1 km (5.6 mi), shallow
Epicenter
36.479° N, 121.050° 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, 0.4 km in depth
Magnitude uncertainty
±0.26
Depth from
From location
Station coverage gap
89°
Stations used
37

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 129 in the 60 days after this one and 59 in the 30 days before it.

After

The first 60 of 129.

Before

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc73626466. Read Sun, Oct 4, 2026, 10:55 PM UTC.