Hawaii earthquakes

M4.6 earthquake 12 km SW of Volcano, Hawaii

A magnitude 4.6 earthquake struck 12 km SW of Volcano, Hawaii on Wed, Sep 7, 1977, 1:51 PM HST (23:51 UTC), 30 km (19 mi) below the surface.

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Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude: 4.6 (ml), light
Local time: Wed, Sep 7, 1977, 1:51 PM HST
UTC: 1977-09-07 23:51:06 UTC
Depth: 30.5 km (18.9 mi), shallow
Epicenter: 19.369° N, 155.320° W
Region: Hawaii
Tsunami flag: No
Status: Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 0.6 km horizontally, 1.2 km in depth
Magnitude uncertainty: ±0.02
Depth from: From location
Station coverage gap: 42°
Stations used: 35

Nearest places

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

Nearby

Within 100 km, magnitude 1.6 and up: 199 in the 60 days after this one and 0 in the 30 days before it.

After

The first 60 of 199.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event hv19771313 (also filed as ushis3450, usp0000qj8). Read Tue, Sep 22, 2026, 9:38 PM UTC.