M4.3 earthquake 160 km NW of Pangai, Tonga
A magnitude 4.3 earthquake struck 160 km NW of Pangai, Tonga on Wed, Apr 3, 2019, 3:29 AM GMT+13 (14:29 UTC), 229 km (142 mi) below the surface.
A larger quake followed: M4.4 114 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
- 4.3 (mb), light
- Local time
- UTC
- 2019-04-02 14:29:55 UTC
- Depth
- 228.7 km (142.1 mi), intermediate-depth
- Epicenter
- 18.924° S, 175.561° 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 10.2 km horizontally, 8.1 km in depth
- Magnitude uncertainty
- ±0.09
- Depth from
- From location
- Station coverage gap
- 88°
- Stations used
- 41
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 4 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.4114 km W of Neiafu, Tonga · 2728 days ago · 237 km deep · 54 km away
- 4.2125 km W of Neiafu, Tonga · 2724 days ago · 220 km deep · 45 km away
- 4.383 km WSW of Neiafu, Tonga · 2694 days ago · 102 km deep · 98 km away
- 4.3133 km W of Neiafu, Tonga · 2689 days ago · 237 km deep · 46 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us700034fg. Read Tue, Sep 29, 2026, 3:29 PM UTC.