M4.4 earthquake 56 km SSW of Pangai, Tonga
A magnitude 4.4 earthquake struck 56 km SSW of Pangai, Tonga on Sat, Apr 22, 2023, 8:28 PM GMT+13 (07:28 UTC), 68 km (42 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
- 4.4 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2023-04-22 07:28:24 UTC
- Depth
- 68.2 km (42.4 mi), shallow
- Epicenter
- 20.291° S, 174.543° 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 10.8 km horizontally, 6.9 km in depth
- Magnitude uncertainty
- ±0.13
- Depth from
- From location
- Station coverage gap
- 158°
- Stations used
- 19
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 8 in the 60 days after this one and 1 in the 30 days before it.
After
- 5.1120 km SSE of Pangai, Tonga · 1259 days ago · 10 km deep · 97 km away
- 4.553 km NW of Fangale’ounga, Tonga · 1246 days ago · 155 km deep · 100 km away
- 5.163 km NNE of Kolonga, Tonga · 1243 days ago · 55 km deep · 47 km away · felt by 5
- 4.371 km N of Nuku‘alofa, Tonga · 1237 days ago · 76 km deep · 69 km away
- 4.9105 km SSE of Pangai, Tonga · 1235 days ago · 10 km deep · 80 km away
- 4.7Tonga · 1233 days ago · 149 km deep · 97 km away
- 4.5127 km ENE of ‘Ohonua, Tonga · 1215 days ago · 10 km deep · 100 km away
- 4.666 km WSW of Pangai, Tonga · 1211 days ago · 105 km deep · 44 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000jwls. Read Fri, Oct 2, 2026, 5:16 PM UTC.