Hawaii earthquakes

M3.0 earthquake 4 km SSE of Volcano, Hawaii

A magnitude 3.0 earthquake struck 4 km SSE of Volcano, Hawaii on Tue, Oct 6, 1981, 2:30 PM HST (00:30 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M4.5 12 km SSE of Volcano, Hawaii. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
3.0 (ml), minor
Local time
UTC
1981-10-07 00:30:46 UTC
Depth
5.0 km (3.1 mi), shallow
Epicenter
19.404° N, 155.212° 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 0.3 km horizontally, 0.6 km in depth
Magnitude uncertainty
±0.05
Depth from
From location
Station coverage gap
45°
Stations used
41

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 199 in the 60 days after this one and 154 in the 30 days before it.

After

The first 60 of 199.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event hv19813435. Read Wed, Sep 30, 2026, 3:11 AM UTC.