M5.0 earthquake 146 km S of Gataivai, Samoa
A magnitude 5.0 earthquake struck 146 km S of Gataivai, Samoa on Sun, Dec 30, 1973, 4:41 PM GMT-11 (03:41 UTC), 33 km (21 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.0 (mb), moderate
- Local time
- UTC
- 1973-12-31 03:41:40 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 15.075° S, 172.650° W
- Region
- Samoa
- 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.
- Depth from
- OPERATOR_ASSIGNED
- Stations used
- 47
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.0 and up: 0 in the 60 days after this one and 2 in the 30 days before it.
Before
Earthquakes todaySamoa earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00004rf. Read Tue, Sep 22, 2026, 5:16 PM UTC.