M4.7 earthquake 161 km SW of Vaini, Tonga
A magnitude 4.7 earthquake struck 161 km SW of Vaini, Tonga on Fri, Jul 12, 2019, 12:39 AM GMT+13 (11:39 UTC), 85 km (53 mi) below the surface.
A larger quake followed: M4.9 193 km SW of Haveluloto, 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
- 2019-07-11 11:39:43 UTC
- Depth
- 85.4 km (53.1 mi), intermediate-depth
- Epicenter
- 22.286° S, 176.204° 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 6.8 km horizontally, 9.4 km in depth
- Magnitude uncertainty
- ±0.12
- Depth from
- From location
- Station coverage gap
- 110°
- Stations used
- 25
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.7 and up: 5 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.7244 km SSW of Vaini, Tonga · 2619 days ago · 116 km deep · 89 km away
- 4.9193 km SW of Haveluloto, Tonga · 2617 days ago · 130 km deep · 48 km away
- 4.2165 km WSW of Haveluloto, Tonga · 2613 days ago · 175 km deep · 48 km away
- 4.4248 km SW of Vaini, Tonga · 2589 days ago · 97 km deep · 88 km away
- 4.6156 km SSW of ‘Ohonua, Tonga · 2587 days ago · 35 km deep · 93 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us70004p3c. Read Thu, Oct 1, 2026, 4:51 PM UTC.