M1.6 earthquake 16 km SE of Fern Forest, Hawaii

A magnitude 1.6 earthquake struck 16 km SE of Fern Forest, Hawaii on Fri, Sep 21, 1979, 10:15 PM HST (08:15 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M2.8 7 km SW of Volcano, 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 hv19793213. Read Tue, Sep 22, 2026, 11:17 AM UTC.