M4.3 earthquake 143 km SSW of Gataivai, Samoa
A magnitude 4.3 earthquake struck 143 km SSW of Gataivai, Samoa on Wed, Apr 23, 2025, 10:44 AM GMT+13 (21:44 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M4.6 93 km NE 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
- 4.3 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2025-04-22 21:44:37 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 15.020° S, 172.756° 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.
- Location uncertainty
- About 12.1 km horizontally, 1.9 km in depth
- Magnitude uncertainty
- ±0.15
- Depth from
- Operator assigned
- Station coverage gap
- 102°
- Stations used
- 16
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 3 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.4133 km SW of Gataivai, Samoa · 517 days ago · 10 km deep · 66 km away
- 4.693 km NE of Hihifo, Tonga · 504 days ago · 10 km deep · 62 km away
- 4.3112 km NNE of Hihifo, Tonga · 491 days ago · 10 km deep · 84 km away
Before
Earthquakes todaySamoa earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000py0k. Read Mon, Oct 5, 2026, 4:07 AM UTC.