Hawaii earthquakes

M3.3 earthquake 10 km S of Volcano, Hawaii

A magnitude 3.3 earthquake struck 10 km S of Volcano, Hawaii on Sat, Aug 28, 1976, 6:59 PM HST (04:59 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M3.6 47 km SE of Naalehu, 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
3.3 (ml), minor
Local time
UTC
1976-08-29 04:59:55 UTC
Depth
9.1 km (5.7 mi), shallow
Epicenter
19.350° N, 155.220° 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 0.4 km horizontally, 0.4 km in depth
Magnitude uncertainty
±0.02
Depth from
From location
Station coverage gap
58°
Stations used
32

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 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 hv19761660. Read Tue, Sep 22, 2026, 10:29 PM UTC.