M2.2 earthquake 11km NE of New Idria, CA

A magnitude 2.2 earthquake struck 11km NE of New Idria, CA on Fri, Apr 23, 2021, 4:56 PM PDT (23:56 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M3.6 11km WSW of Huron, 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: 137 in the 60 days after this one and 70 in the 30 days before it.

The first 60 of 137.

From the USGS Earthquake Hazards Program and its partner networks, event nc73553610. Read Sat, Oct 3, 2026, 1:26 PM UTC.