M1.9 earthquake 8km SE of Lone Pine, CA

A magnitude 1.9 earthquake struck 8km SE of Lone Pine, CA on Thu, Dec 29, 1983, 2:47 AM PST (10:47 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M3.7 28km WSW of Olancha, 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: at least 201 in the 60 days after this one and 186 in the 30 days before it.

The first 60 of at least 201.

From the USGS Earthquake Hazards Program and its partner networks, event ci28044. Read Wed, Sep 30, 2026, 7:55 PM UTC.