M4.7 earthquake 61 km SSW of Pangai, Tonga
A magnitude 4.7 earthquake struck 61 km SSW of Pangai, Tonga on Sun, Sep 26, 2021, 4:45 AM GMT+13 (15:45 UTC), 35 km (22 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.7 (mb), light
- Local time
- UTC
- 2021-09-25 15:45:11 UTC
- Depth
- 35.0 km (21.7 mi), shallow
- Epicenter
- 20.352° S, 174.508° W
- Region
- Tonga
- 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 5.6 km horizontally, 2.0 km in depth
- Magnitude uncertainty
- ±0.13
- Depth from
- Operator assigned
- Station coverage gap
- 139°
- Stations used
- 22
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.7 and up: 1 in the 60 days after this one and 3 in the 30 days before it.
After
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000fedy. Read Wed, Sep 30, 2026, 1:54 PM UTC.