Hawaii earthquakes

M2.1 earthquake 5 km S of Leilani Estates, Hawaii

A magnitude 2.1 earthquake struck 5 km S of Leilani Estates, Hawaii on Mon, May 17, 1976, 6:40 PM HST (04:40 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M4.3 13 km S of Fern Forest, Hawaii. This one was a foreshock.

Leilani Estates forecastMore in Hawaii

Map

Where this earthquake was located, with the others nearby. Select one for its page.

Open the live map with earthquakes

The earthquake

Magnitude
2.1 (Md, duration), micro
Magnitude from
Hawaiian Volcano Observatory
Local time
UTC
1976-05-18 04:40:32 UTC
Depth
6.0 km (3.7 mi), shallow
Epicenter
19.419° N, 154.926° 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 1.2 km horizontally, 0.8 km in depth
Magnitude uncertainty
±0.02
Depth from
From location
Station coverage gap
201°, poorly surrounded by stations
Stations used
24

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 198 in the 60 days after this one and 161 in the 30 days before it.

After

The first 60 of 198.

Before

Earthquakes todayHawaii earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event hv19761021. Read Fri, Oct 2, 2026, 12:41 PM UTC.