M5.4 earthquake Solomon Islands

A magnitude 5.4 earthquake struck in the Solomon Islands on Mon, Jul 21, 1975, 4:35 PM GMT+10 (06:35 UTC), 46 km (29 mi) below the surface.

A larger quake followed: M5.5 63 km W of Panguna, Papua New Guinea. This one was a foreshock.

Arawa forecast More in Solomon Islands

Map

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

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The earthquake

Magnitude: 5.4 (mb), moderate
Local time: Mon, Jul 21, 1975, 4:35 PM GMT+10
UTC: 1975-07-21 06:35:03 UTC
Depth: 46.0 km (28.6 mi), shallow
Epicenter: 7.063° S, 155.160° E
Region: Solomon Islands
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.

Stations used: 66

Nearest places

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

Arawa, Papua New GuineaPopulation 40,266. Forecast103 kmSSW

Nearby

Within 100 km, magnitude 2.4 and up: 65 in the 60 days after this one and 35 in the 30 days before it.

After

The first 60 of 65.

Before

Earthquakes today Solomon Islands earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0000c3r (also filed as iscgem726424). Read Tue, Sep 22, 2026, 9:34 PM UTC.