Hawaii earthquakes

M3.7 earthquake 6 km SSW of Hilo, Hawaii

A magnitude 3.7 earthquake struck 6 km SSW of Hilo, Hawaii on Wed, Apr 27, 1960, 9:52 AM GMT-10 (19:52 UTC), 45 km (28 mi) below the surface.

A larger quake followed: M4.4 29 km NE of Honaunau-Napoopoo, 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
3.7 (ml), minor
Local time
UTC
1960-04-27 19:52:54 UTC
Depth
44.8 km (27.8 mi), shallow
Epicenter
19.674° N, 155.107° 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 5.9 km horizontally, 4.3 km in depth
Magnitude uncertainty
±0.02
Depth from
From location
Station coverage gap
331°, poorly surrounded by stations
Stations used
5

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 79 in the 60 days after this one and 80 in the 30 days before it.

After

The first 60 of 79.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event hv19600721. Read Tue, Sep 22, 2026, 8:04 PM UTC.