Hawaii earthquakes

M2.6 earthquake 18 km W of Volcano, Hawaii

A magnitude 2.6 earthquake struck 18 km W of Volcano, Hawaii on Sun, Sep 8, 1963, 11:37 PM GMT-10 (09:37 UTC), 4 km (3 mi) below the surface.

A larger quake followed: M2.9 17 km WSW 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
2.6 (ml), micro
Local time
UTC
1963-09-09 09:37:06 UTC
Depth
4.4 km (2.8 mi), shallow
Epicenter
19.416° N, 155.406° 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 0.8 km horizontally, 1.5 km in depth
Magnitude uncertainty
±0.27
Depth from
From location
Station coverage gap
172°
Stations used
10

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 200 in the 60 days after this one and 0 in the 30 days before it.

After

The first 60 of 200.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event hv19630821. Read Mon, Sep 21, 2026, 9:24 PM UTC.