M1.9 earthquake 29km ENE of North Fork, CA

A magnitude 1.9 earthquake struck 29km ENE of North Fork, CA on Mon, Jan 4, 2021, 10:16 AM PST (18:16 UTC), 24 km (15 mi) below the surface.

A larger quake followed: M3.9 41km NNE of Toms Place, CA. This one was a foreshock.

Map

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

2 people reported to the USGS what they felt; the strongest reported shaking was II, weak shaking.

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 199 in the 60 days after this one and 70 in the 30 days before it.

The first 60 of at least 199.

From the USGS Earthquake Hazards Program and its partner networks, event nc73506960. Read Sat, Oct 3, 2026, 8:13 AM UTC.