M4.5 earthquake 148 km SW of Asau, Samoa
A magnitude 4.5 earthquake struck 148 km SW of Asau, Samoa on Fri, Feb 26, 1982, 7:00 PM GMT-11 (06:00 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M4.8 125 km N of Hihifo, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.5 (mb), light
- Local time
- UTC
- 1982-02-27 06:00:13 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 14.536° S, 173.531° 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
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 2 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.8125 km N of Hihifo, Tonga · 16277 days ago · 33 km deep · 39 km away
- 4.692 km NNE of Hihifo, Tonga · 16269 days ago · 33 km deep · 68 km away
Before
Earthquakes todaySamoa earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001jvk. Read Tue, Sep 22, 2026, 2:17 PM UTC.