M4.8 earthquake 96 km ENE of Hihifo, Tonga
A magnitude 4.8 earthquake struck 96 km ENE of Hihifo, Tonga on Sun, Jul 28, 2019, 6:18 AM GMT+13 (17:18 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M5.7 94 km NE of Hihifo, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.8 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2019-07-27 17:18:09 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 15.619° S, 172.963° 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 7.5 km horizontally, 1.9 km in depth
- Magnitude uncertainty
- ±0.12
- Depth from
- Operator assigned
- Station coverage gap
- 100°
- Stations used
- 29
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.8 and up: 8 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.6100 km NNE of Hihifo, Tonga · 2616 days ago · 10 km deep · 68 km away
- 4.247 km ESE of Hihifo, Tonga · 2606 days ago · 98 km deep · 73 km away
- 4.746 km NNE of Hihifo, Tonga · 2604 days ago · 89 km deep · 79 km away
- 4.398 km NNE of Hihifo, Tonga · 2594 days ago · 10 km deep · 86 km away
- 5.794 km NE of Hihifo, Tonga · 2575 days ago · 10 km deep · 37 km away
- 4.549 km SE of Hihifo, Tonga · 2572 days ago · 37 km deep · 91 km away
- 4.4103 km NNE of Hihifo, Tonga · 2570 days ago · 10 km deep · 74 km away
- 5.690 km ENE of Hihifo, Tonga · 2567 days ago · 10 km deep · 12 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us60004zp5. Read Thu, Oct 1, 2026, 8:01 PM UTC.