M4.5 earthquake 153 km SSW of ‘Ohonua, Tonga
A magnitude 4.5 earthquake struck 153 km SSW of ‘Ohonua, Tonga on Sat, Jan 16, 2021, 12:19 AM GMT+13 (11:19 UTC), 35 km (22 mi) below the surface.
A larger quake followed: M5.2 226 km SSW 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
- 4.5 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2021-01-15 11:19:02 UTC
- Depth
- 35.0 km (21.7 mi), shallow
- Epicenter
- 22.670° S, 175.330° 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 11.3 km horizontally, 2.0 km in depth
- Magnitude uncertainty
- ±0.19
- Depth from
- Operator assigned
- Station coverage gap
- 124°
- Stations used
- 12
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 8 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.7241 km S of ‘Ohonua, Tonga · 2084 days ago · 10 km deep · 91 km away
- 4.8250 km SSW of ‘Ohonua, Tonga · 2066 days ago · 10 km deep · 98 km away
- 5.2226 km SSW of ‘Ohonua, Tonga · 2066 days ago · 10 km deep · 74 km away
- 4.6241 km SSW of ‘Ohonua, Tonga · 2065 days ago · 10 km deep · 89 km away
- 4.6178 km SSE of ‘Ohonua, Tonga · 2056 days ago · 10 km deep · 82 km away
- 4.4185 km SW of Vaini, Tonga · 2052 days ago · 153 km deep · 93 km away
- 4.3111 km SSE of ‘Ohonua, Tonga · 2050 days ago · 10 km deep · 96 km away
- 4.6108 km SSW of ‘Ohonua, Tonga · 2041 days ago · 35 km deep · 45 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000d2fl. Read Sun, Oct 4, 2026, 8:49 AM UTC.