M1.9 earthquake 9km SSW of Trona, CA

A magnitude 1.9 earthquake struck 9km SSW of Trona, CA on Sun, Jul 18, 2021, 4:48 AM PDT (11:48 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M4.0 13km SE of Bodfish, CA. This one was a foreshock.

Map

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

No one has reported feeling this quake to the USGS.

Reviewed by a seismologist.

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

Within 100 km, magnitude 1.5 and up: 144 in the 60 days after this one and 77 in the 30 days before it.

The first 60 of 144.

From the USGS Earthquake Hazards Program and its partner networks, event ci39744839. Read Sun, Oct 4, 2026, 2:30 AM UTC.