Hawaii earthquakes

M2.5 earthquake 7 km SSW of Volcano, Hawaii

A magnitude 2.5 earthquake struck 7 km SSW of Volcano, Hawaii on Mon, Feb 26, 1968, 6:37 PM GMT-10 (04:37 UTC), 27 km (17 mi) below the surface.

A larger quake followed: M4.0 7 km SSW 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
2.5 (ML, local (Richter)), micro
Magnitude from
Hawaiian Volcano Observatory
Local time
UTC
1968-02-27 04:37:42 UTC
Depth
27.0 km (16.8 mi), shallow
Epicenter
19.381° N, 155.265° 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 2.2 km horizontally, 1.4 km in depth
Depth from
From location
Station coverage gap
132°
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: 109 in the 60 days after this one and 84 in the 30 days before it.

After

The first 60 of 109.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event hv19680288. Read Fri, Oct 2, 2026, 2:16 AM UTC.