M4.8 earthquake 170 km ESE of Neiafu, Tonga
A magnitude 4.8 earthquake struck 170 km ESE of Neiafu, Tonga on Mon, Jun 29, 2020, 1:06 AM GMT+13 (12:06 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M5.7 83 km SE of Neiafu, 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
- 2020-06-28 12:06:47 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 18.991° S, 172.403° 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 10.2 km horizontally, 1.9 km in depth
- Magnitude uncertainty
- ±0.11
- Depth from
- Operator assigned
- Station coverage gap
- 69°
- Stations used
- 32
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.8 and up: 5 in the 60 days after this one and 0 in the 30 days before it.
After
- 4.8172 km E of Neiafu, Tonga · 2273 days ago · 10 km deep · 8 km away
- 5.783 km SE of Neiafu, Tonga · 2255 days ago · 10 km deep · 99 km away · felt by 3
- 4.493 km ENE of Neiafu, Tonga · 2246 days ago · 10 km deep · 96 km away
- 4.482 km ESE of Neiafu, Tonga · 2237 days ago · 10 km deep · 95 km away
- 4.4101 km ESE of Neiafu, Tonga · 2233 days ago · 10 km deep · 78 km away
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000adpi. Read Fri, Oct 2, 2026, 8:14 AM UTC.