M4.1 earthquake 267 km NW of Houma, Tonga
A magnitude 4.1 earthquake struck 267 km NW of Houma, Tonga on Sun, Mar 15, 2026, 7:36 PM GMT+13 (06:36 UTC), 370 km (230 mi) below the surface.
A larger quake followed: M4.5 Fiji region. 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
- 2026-03-15 06:36:41 UTC
- Depth
- 369.9 km (229.9 mi), deep
- Epicenter
- 19.313° S, 176.947° 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 14.2 km horizontally, 10.4 km in depth
- Magnitude uncertainty
- ±0.11
- Depth from
- From location
- Station coverage gap
- 90°
- Stations used
- 27
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 3 in the 30 days before it.
After
- 4.2293 km NW of Houma, Tonga · 201 days ago · 543 km deep · 66 km away
- 4.5Fiji region · 199 days ago · 572 km deep · 64 km away · felt by 2
- 4.1Fiji region · 193 days ago · 571 km deep · 72 km away
- 4.1Fiji region · 179 days ago · 568 km deep · 66 km away
- 4.4Fiji region · 173 days ago · 619 km deep · 96 km away
- 4.3Fiji region · 164 days ago · 378 km deep · 62 km away
- 4.2Fiji region · 158 days ago · 391 km deep · 100 km away
- 4.4Fiji region · 154 days ago · 578 km deep · 68 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000sgf4. Read Sat, Oct 3, 2026, 4:57 PM UTC.