M4.9 earthquake 230 km SSE of ‘Ohonua, Tonga
A magnitude 4.9 earthquake struck 230 km SSE of ‘Ohonua, Tonga on Tue, Feb 22, 2022, 10:26 AM GMT+13 (21:26 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M5.0 234 km S 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
- 4.9 (mb), light
- Local time
- UTC
- 2022-02-21 21:26:45 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 23.307° S, 174.250° 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 5.9 km horizontally, 1.8 km in depth
- Magnitude uncertainty
- ±0.14
- Depth from
- Operator assigned
- Station coverage gap
- 55°
- Stations used
- 31
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.9 and up: 5 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.3Tonga region · 1656 days ago · 10 km deep · 87 km away
- 5.0234 km S of ‘Ohonua, Tonga · 1655 days ago · 10 km deep · 93 km away
- 4.7216 km S of ‘Ohonua, Tonga · 1655 days ago · 10 km deep · 66 km away
- 4.6235 km S of ‘Ohonua, Tonga · 1654 days ago · 10 km deep · 84 km away
- 5.0234 km S of ‘Ohonua, Tonga · 1646 days ago · 10 km deep · 92 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000h01z. Read Thu, Oct 1, 2026, 12:09 AM UTC.