M4.0 earthquake 94 km WNW of Hihifo, Tonga
A magnitude 4.0 earthquake struck 94 km WNW of Hihifo, Tonga on Thu, Sep 25, 2025, 5:25 PM GMT+13 (04:25 UTC), 175 km (109 mi) below the surface.
A larger quake followed: M4.4 107 km NNW of Hihifo, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.0 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2025-09-25 04:25:23 UTC
- Depth
- 174.6 km (108.5 mi), intermediate-depth
- Epicenter
- 15.533° S, 174.565° 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 11.5 km horizontally, 6.0 km in depth
- Magnitude uncertainty
- ±0.11
- Depth from
- From location
- Station coverage gap
- 104°
- Stations used
- 29
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 2 in the 60 days after this one and 4 in the 30 days before it.
After
- 4.4107 km NNW of Hihifo, Tonga · 374 days ago · 134 km deep · 51 km away
- 4.367 km WNW of Hihifo, Tonga · 373 days ago · 188 km deep · 30 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000rhth. Read Mon, Oct 5, 2026, 4:37 AM UTC.