Hawaii earthquakes

M5.7 earthquake 15 km SSW of Volcano, Hawaii

A magnitude 5.7 earthquake struck 15 km SSW of Volcano, Hawaii on Sun, Aug 14, 1955, 2:28 AM GMT-10 (12:28 UTC), 29 km (18 mi) below the surface.

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The earthquake

Magnitude
5.7 (ML, local (Richter)), moderate
Magnitude from
USGS historic United States catalog
Local time
UTC
1955-08-14 12:28:00 UTC
Depth
29.0 km (18.0 mi), shallow
Epicenter
19.313° N, 155.285° W
Region
Hawaii
Tsunami flag
No
Status
Reviewed by a seismologist

What happened

The USGS’s account of the effects of this earthquake.

Maximum observed Modified Mercalli Intensity (MMI) VI

From the USGS event page for ushis2055. U.S. Geological Survey text and figures are in the public domain.

Did you feel it?

No one has reported feeling this quake to the USGS.

Nearest places

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

Nearby

Within 100 km, magnitude 2.7 and up: 0 in the 60 days after this one and 0 in the 30 days before it.

None recorded.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ushis2055. Read Thu, Oct 1, 2026, 4:16 AM UTC.