Hawaii earthquakes

M2.3 earthquake 14 km SSE of Volcano, Hawaii

A magnitude 2.3 earthquake struck 14 km SSE of Volcano, Hawaii on Fri, Oct 22, 1976, 4:00 PM HST (02:00 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M2.8 8 km SW of Volcano, Hawaii. This one was a foreshock.

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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
2.3 (ml), micro
Local time
UTC
1976-10-23 02:00:15 UTC
Depth
5.9 km (3.6 mi), shallow
Epicenter
19.316° N, 155.192° 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 0.5 km horizontally, 0.8 km in depth
Depth from
From location
Station coverage gap
107°
Stations used
27

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 197 in the 60 days after this one and 0 in the 30 days before it.

After

The first 60 of 197.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event hv19761894. Read Tue, Sep 22, 2026, 9:41 PM UTC.