M4.7 earthquake 88 km E of ‘Ohonua, Tonga
A magnitude 4.7 earthquake struck 88 km E of ‘Ohonua, Tonga on Fri, Mar 3, 2023, 7:41 AM GMT+13 (18:41 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M5.1 120 km SSE of Pangai, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.7 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2023-03-02 18:41:27 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 21.255° S, 174.109° 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 6.5 km horizontally, 1.8 km in depth
- Magnitude uncertainty
- ±0.17
- Depth from
- Operator assigned
- Station coverage gap
- 136°
- Stations used
- 25
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.7 and up: 4 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.698 km E of ‘Ohonua, Tonga · 1310 days ago · 10 km deep · 12 km away
- 4.5118 km E of ‘Ohonua, Tonga · 1298 days ago · 10 km deep · 40 km away
- 5.1120 km SSE of Pangai, Tonga · 1259 days ago · 10 km deep · 68 km away
- 4.5126 km ESE of ‘Ohonua, Tonga · 1252 days ago · 10 km deep · 64 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000jii2. Read Fri, Oct 2, 2026, 8:58 PM UTC.