M3.1 earthquake 16 km SW of Volcano, Hawaii

A magnitude 3.1 earthquake struck 16 km SW of Volcano, Hawaii on Sat, May 18, 1968, 4:18 PM GMT-10 (02:18 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M3.3 6 km WSW 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: 150 in the 60 days after this one and 38 in the 30 days before it.

The first 60 of 150.

From the USGS Earthquake Hazards Program and its partner networks, event hv19680499. Read Tue, Sep 22, 2026, 10:54 AM UTC.