M4.7 earthquake 175 km SE of ‘Ohonua, Tonga
A magnitude 4.7 earthquake struck 175 km SE of ‘Ohonua, Tonga on Fri, Feb 18, 2022, 11:54 AM GMT+13 (22:54 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M4.9 230 km SSE of ‘Ohonua, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.7 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2022-02-17 22:54:30 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 22.550° S, 173.865° 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 8.1 km horizontally, 0.8 km in depth
- Magnitude uncertainty
- ±0.08
- Depth from
- Operator assigned
- Station coverage gap
- 46°
- Stations used
- 55
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.7 and up: 4 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.9230 km SSE of ‘Ohonua, Tonga · 1683 days ago · 10 km deep · 93 km away
- 4.7141 km ESE of ‘Ohonua, Tonga · 1661 days ago · 10 km deep · 94 km away
- 4.7150 km ESE of ‘Ohonua, Tonga · 1649 days ago · 10 km deep · 56 km away
- 4.3140 km SE of ‘Ohonua, Tonga · 1627 days ago · 10 km deep · 36 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000gn07. Read Thu, Oct 1, 2026, 11:23 AM UTC.