M4.7 earthquake 241 km S of ‘Ohonua, Tonga
A magnitude 4.7 earthquake struck 241 km S of ‘Ohonua, Tonga on Sun, Jul 7, 2019, 3:54 PM GMT+13 (02:54 UTC), 35 km (22 mi) below the surface.
A larger quake followed: M4.8 223 km S 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
- 4.7 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2019-07-07 02:54:46 UTC
- Depth
- 35.0 km (21.7 mi), shallow
- Epicenter
- 23.490° S, 174.584° 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 6.5 km horizontally, 2.0 km in depth
- Magnitude uncertainty
- ±0.16
- Depth from
- Operator assigned
- Station coverage gap
- 121°
- Stations used
- 17
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.7 and up: 2 in the 60 days after this one and 3 in the 30 days before it.
After
- 4.8223 km S of ‘Ohonua, Tonga · 2644 days ago · 10 km deep · 49 km away
- 4.5183 km SSE of ‘Ohonua, Tonga · 2604 days ago · 10 km deep · 69 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us70004mb8. Read Fri, Oct 2, 2026, 11:22 AM UTC.