M3.3 earthquake 9 km SSW of Volcano, Hawaii

A magnitude 3.3 earthquake struck 9 km SSW of Volcano, Hawaii on Tue, Feb 20, 1979, 7:14 PM HST (05:14 UTC), 26 km (16 mi) below the surface.

A larger quake followed: M3.4 12 km S of Fern Forest, Hawaii. 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: 200 in the 60 days after this one and 0 in the 30 days before it.

The first 60 of 200.

From the USGS Earthquake Hazards Program and its partner networks, event hv19790678. Read Tue, Sep 22, 2026, 12:10 PM UTC.