M1.5 earthquake 4 km N of Aromas, CA

A magnitude 1.5 earthquake struck 4 km N of Aromas, CA on Sat, Sep 19, 2026, 5:04 PM PDT (00:04 UTC), 4 km (2 mi) below the surface.

Automatic solution: the magnitude and location may still be revised.

A larger quake followed: M2.0 9 km ESE of Livermore, 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. If you felt it, tell the USGS: every report sharpens the shaking map.

An automatic solution; a seismologist may revise it.

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

Within 100 km, magnitude 1.5 and up: 5 since this one and 54 in the 30 days before it.

From the USGS Earthquake Hazards Program and its partner networks, event nc75438672. Read Tue, Sep 22, 2026, 8:42 PM UTC.