M4.6 earthquake 150 km SW of Vailoatai, American Samoa
A magnitude 4.6 earthquake struck 150 km SW of Vailoatai, American Samoa on Sat, Jul 24, 2021, 6:11 PM GMT+13 (05:11 UTC), 10 km (6 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.6 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2021-07-24 05:11:53 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 15.473° S, 171.583° W
- Region
- American 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 10.9 km horizontally, 1.9 km in depth
- Magnitude uncertainty
- ±0.16
- Depth from
- Operator assigned
- Station coverage gap
- 108°
- Stations used
- 19
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.6 and up: 0 in the 60 days after this one and 1 in the 30 days before it.
Before
Earthquakes todayAmerican Samoa earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000f0cx. Read Fri, Oct 2, 2026, 1:01 AM UTC.