M4.7 earthquake 93 km WNW of Pangai, Tonga
A magnitude 4.7 earthquake struck 93 km WNW of Pangai, Tonga on Thu, Mar 20, 2025, 12:38 PM GMT+13 (23:38 UTC), 137 km (85 mi) below the surface.
A larger quake followed: M6.4 142 km W of Neiafu, 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
- 2025-03-19 23:38:33 UTC
- Depth
- 137.1 km (85.2 mi), intermediate-depth
- Epicenter
- 19.542° S, 175.197° 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 11.2 km horizontally, 6.6 km in depth
- Magnitude uncertainty
- ±0.09
- Depth from
- From location
- Station coverage gap
- 94°
- Stations used
- 45
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.7 and up: 5 in the 60 days after this one and 3 in the 30 days before it.
After
- 4.577 km W of Pangai, Tonga · 530 days ago · 92 km deep · 21 km away
- 5.0104 km W of Pangai, Tonga · 529 days ago · 131 km deep · 19 km away
- 4.1137 km W of Pangai, Tonga · 518 days ago · 247 km deep · 58 km away
- 4.4121 km NNW of Nuku‘alofa, Tonga · 516 days ago · 235 km deep · 68 km away
- 6.4142 km W of Neiafu, Tonga · 508 days ago · 260 km deep · 93 km away · felt by 8
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000pzv4. Read Sun, Oct 4, 2026, 2:29 PM UTC.