M4.3 earthquake 242 km S of ‘Ohonua, Tonga
A magnitude 4.3 earthquake struck 242 km S of ‘Ohonua, Tonga on Tue, Jul 2, 2019, 2:44 AM GMT+13 (13:44 UTC), 10 km (6 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
- 4.3 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2019-07-01 13:44:55 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 23.509° S, 174.722° 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 9.6 km horizontally, 2.0 km in depth
- Magnitude uncertainty
- ±0.22
- Depth from
- Operator assigned
- Station coverage gap
- 213°, poorly surrounded by stations
- Stations used
- 14
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 5 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.7241 km S of ‘Ohonua, Tonga · 2645 days ago · 35 km deep · 14 km away
- 4.8223 km S of ‘Ohonua, Tonga · 2644 days ago · 10 km deep · 37 km away
- 4.3227 km SSW of ‘Ohonua, Tonga · 2644 days ago · 35 km deep · 90 km away
- 4.5183 km SSE of ‘Ohonua, Tonga · 2605 days ago · 10 km deep · 77 km away
- 4.2259 km SSW of ‘Ohonua, Tonga · 2598 days ago · 35 km deep · 94 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us70004hw9. Read Fri, Oct 2, 2026, 4:04 PM UTC.