M4.9 earthquake 73 km W of Hihifo, Tonga
A magnitude 4.9 earthquake struck 73 km W of Hihifo, Tonga on Fri, Oct 7, 2022, 8:58 PM GMT+13 (07:58 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M5.4 90 km NNW 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
- 4.9 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2022-10-07 07:58:45 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 16.004° S, 174.485° 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 7.0 km horizontally, 1.9 km in depth
- Magnitude uncertainty
- ±0.11
- Depth from
- Operator assigned
- Station coverage gap
- 99°
- Stations used
- 40
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.9 and up: 9 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.5Tonga · 1442 days ago · 147 km deep · 83 km away
- 4.448 km N of Hihifo, Tonga · 1440 days ago · 35 km deep · 93 km away
- 4.4Tonga · 1438 days ago · 249 km deep · 75 km away
- 4.782 km WNW of Hihifo, Tonga · 1435 days ago · 221 km deep · 41 km away
- 4.3118 km WNW of Hihifo, Tonga · 1434 days ago · 268 km deep · 61 km away
- 4.541 km S of Hihifo, Tonga · 1424 days ago · 61 km deep · 82 km away
- 4.4113 km SW of Hihifo, Tonga · 1418 days ago · 210 km deep · 80 km away
- 4.339 km WSW of Hihifo, Tonga · 1404 days ago · 146 km deep · 38 km away
- 5.490 km NNW of Hihifo, Tonga · 1397 days ago · 151 km deep · 90 km away · felt by 1
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000irru. Read Fri, Oct 2, 2026, 12:58 PM UTC.