M4.3 earthquake 154 km NNW of Nuku‘alofa, Tonga
A magnitude 4.3 earthquake struck 154 km NNW of Nuku‘alofa, Tonga on Wed, Oct 19, 2022, 9:36 PM GMT+13 (08:36 UTC), 276 km (171 mi) below the surface.
A larger quake followed: M5.0 116 km W of Pangai, 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
- 2022-10-19 08:36:29 UTC
- Depth
- 275.7 km (171.3 mi), intermediate-depth
- Epicenter
- 19.887° S, 175.845° 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 12.5 km horizontally, 16.0 km in depth
- Magnitude uncertainty
- ±0.18
- Depth from
- From location
- Station coverage gap
- 125°
- Stations used
- 18
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 7 in the 60 days after this one and 2 in the 30 days before it.
After
- 5.0116 km W of Pangai, Tonga · 1445 days ago · 114 km deep · 40 km away
- 4.5166 km WNW of Pangai, Tonga · 1440 days ago · 212 km deep · 69 km away
- 4.5162 km W of Pangai, Tonga · 1431 days ago · 215 km deep · 17 km away
- 4.292 km WNW of Pangai, Tonga · 1423 days ago · 143 km deep · 74 km away
- 4.4148 km W of Pangai, Tonga · 1419 days ago · 10 km deep · 8 km away
- 4.9Tonga · 1395 days ago · 115 km deep · 62 km away
- 4.7Tonga · 1389 days ago · 207 km deep · 44 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000iw2c. Read Mon, Oct 5, 2026, 8:30 AM UTC.