M4.6 earthquake 117 km SSW of ‘Ohonua, Tonga
A magnitude 4.6 earthquake struck 117 km SSW of ‘Ohonua, Tonga on Wed, Mar 13, 2019, 9:44 PM GMT+13 (08:44 UTC), 1 km (1 mi) below the surface.
A larger quake followed: M4.9 160 km SSW of ‘Ohonua, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.6 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2019-03-13 08:44:15 UTC
- Depth
- 1.0 km (0.6 mi), shallow
- Epicenter
- 22.287° S, 175.457° 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 7.7 km horizontally, 5.4 km in depth
- Magnitude uncertainty
- ±0.14
- Depth from
- From location
- Station coverage gap
- 91°
- Stations used
- 24
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.6 and up: 2 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.5138 km SW of Vaini, Tonga · 2741 days ago · 164 km deep · 75 km away
- 4.9160 km SSW of ‘Ohonua, Tonga · 2728 days ago · 35 km deep · 43 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us1000jk7m. Read Thu, Oct 1, 2026, 1:44 PM UTC.