M4.6 earthquake 128 km S of ‘Ohonua, Tonga
A magnitude 4.6 earthquake struck 128 km S of ‘Ohonua, Tonga on Fri, Jul 3, 2020, 6:51 AM GMT+13 (17:51 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M5.6 189 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
- 2020-07-02 17:51:03 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 22.486° S, 175.067° 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 13.5 km horizontally, 1.9 km in depth
- Magnitude uncertainty
- ±0.14
- Depth from
- Operator assigned
- Station coverage gap
- 116°
- Stations used
- 30
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.6 and up: 5 in the 60 days after this one and 3 in the 30 days before it.
After
- 4.4171 km SSW of ‘Ohonua, Tonga · 2282 days ago · 112 km deep · 80 km away
- 5.6189 km SSW of ‘Ohonua, Tonga · 2255 days ago · 20 km deep · 91 km away
- 4.3103 km SSE of ‘Ohonua, Tonga · 2255 days ago · 10 km deep · 48 km away
- 4.4108 km SSE of ‘Ohonua, Tonga · 2236 days ago · 10 km deep · 48 km away
- 5.369 km SSW of Vaini, Tonga · 2232 days ago · 20 km deep · 89 km away · felt by 2
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000ak55. Read Mon, Oct 5, 2026, 7:03 AM UTC.