M4.1 earthquake 105 km NW of Houma, Tonga
A magnitude 4.1 earthquake struck 105 km NW of Houma, Tonga on Thu, Apr 2, 2026, 3:30 PM GMT+13 (02:30 UTC), 206 km (128 mi) below the surface.
A larger quake followed: M5.2 121 km WNW of Houma, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.1 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2026-04-02 02:30:14 UTC
- Depth
- 205.9 km (127.9 mi), intermediate-depth
- Epicenter
- 20.542° S, 176.059° 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 13.6 km horizontally, 9.4 km in depth
- Magnitude uncertainty
- ±0.15
- Depth from
- From location
- Station coverage gap
- 103°
- Stations used
- 18
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 1 in the 30 days before it.
After
- 5.2121 km WNW of Houma, Tonga · 165 days ago · 197 km deep · 31 km away
- 4.2160 km NNW of Houma, Tonga · 160 days ago · 217 km deep · 80 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000sp16. Read Mon, Oct 5, 2026, 11:57 AM UTC.