M4.6 earthquake 193 km NE of Neiafu, Tonga
A magnitude 4.6 earthquake struck 193 km NE of Neiafu, Tonga on Wed, Aug 10, 2022, 12:45 PM GMT-12 (00:45 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M4.9 147 km SE 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
- 4.6 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2022-08-11 00:45:33 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 17.377° S, 172.726° 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 9.7 km horizontally, 1.9 km in depth
- Magnitude uncertainty
- ±0.19
- Depth from
- Operator assigned
- Station coverage gap
- 139°
- Stations used
- 13
Nearby
Within 100 km, magnitude 1.6 and up: 1 in the 60 days after this one and 2 in the 30 days before it.
After
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000ic57. Read Sun, Oct 4, 2026, 2:57 AM UTC.