M2.4 earthquake 12 km SSE of Huron, California

A magnitude 2.4 earthquake struck 12 km SSE of Huron, California on Thu, Sep 25, 1986, 6:26 AM PDT (13:26 UTC), 4 km (3 mi) below the surface.

A larger quake followed: M3.2 11 km SSE of Huron, California. 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: 90 in the 60 days after this one and 39 in the 30 days before it.

The first 60 of 90.

From the USGS Earthquake Hazards Program and its partner networks, event nc83810 (also filed as ci709784). Read Mon, Sep 28, 2026, 11:30 AM UTC.