M1.9 earthquake 4km WSW of Frazier Park, CA

A magnitude 1.9 earthquake struck 4km WSW of Frazier Park, CA on Tue, Apr 30, 1985, 7:33 AM PDT (14:33 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M2.2 10km SW of Carpinteria, 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: 91 in the 60 days after this one and 36 in the 30 days before it.

The first 60 of 91.

From the USGS Earthquake Hazards Program and its partner networks, event ci65317. Read Tue, Sep 22, 2026, 10:30 PM UTC.