M4.3 earthquake 145 km W of Hihifo, Tonga
A magnitude 4.3 earthquake struck 145 km W of Hihifo, Tonga on Fri, Aug 5, 2022, 10:27 AM GMT-12 (22:27 UTC), 264 km (164 mi) below the surface.
A larger quake followed: M4.5 67 km WSW 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
- 4.3 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2022-08-05 22:27:39 UTC
- Depth
- 264.0 km (164.0 mi), intermediate-depth
- Epicenter
- 15.917° S, 175.150° 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 8.5 km horizontally, 3.6 km in depth
- Magnitude uncertainty
- ±0.19
- Depth from
- From location
- Station coverage gap
- 99°
- Stations used
- 16
Nearby
Within 100 km, magnitude 1.5 and up: 5 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.567 km WSW of Hihifo, Tonga · 1512 days ago · 170 km deep · 91 km away
- 4.2Tonga · 1502 days ago · 333 km deep · 85 km away
- 4.247 km W of Hihifo, Tonga · 1488 days ago · 158 km deep · 98 km away
- 4.2218 km W of Hihifo, Tonga · 1466 days ago · 355 km deep · 75 km away
- 4.1137 km NW of Hihifo, Tonga · 1462 days ago · 221 km deep · 87 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000ib3q. Read Fri, Oct 2, 2026, 6:48 AM UTC.