M4.2 earthquake 125 km W of Neiafu, Tonga
A magnitude 4.2 earthquake struck 125 km W of Neiafu, Tonga on Tue, Apr 16, 2019, 11:25 AM GMT+13 (22:25 UTC), 220 km (137 mi) below the surface.
A larger quake followed: M4.6 103 km WNW 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
- 4.2 (mb), light
- Local time
- UTC
- 2019-04-15 22:25:54 UTC
- Depth
- 220.2 km (136.8 mi), intermediate-depth
- Epicenter
- 18.767° S, 175.170° 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 10.7 km horizontally, 12.5 km in depth
- Magnitude uncertainty
- ±0.15
- Depth from
- From location
- Station coverage gap
- 120°
- Stations used
- 17
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 4 in the 30 days before it.
After
- 4.6103 km WNW of Neiafu, Tonga · 2718 days ago · 200 km deep · 66 km away
- 4.383 km WSW of Neiafu, Tonga · 2694 days ago · 102 km deep · 65 km away
- 4.3133 km W of Neiafu, Tonga · 2689 days ago · 237 km deep · 17 km away
- 4.5128 km NW of Neiafu, Tonga · 2684 days ago · 167 km deep · 86 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us70003be2. Read Tue, Sep 29, 2026, 2:42 PM UTC.