M5.1 earthquake 161 km SSE of ‘Ohonua, Tonga
A magnitude 5.1 earthquake struck 161 km SSE of ‘Ohonua, Tonga on Mon, Jan 14, 2019, 10:32 AM GMT+13 (21:32 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M5.2 147 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
- 5.1 (mb, body-wave), moderate
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2019-01-13 21:32:37 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 22.649° S, 174.273° W
- Region
- Tonga
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Magnitude estimates
Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.
| Mag. | Scale | Computed by | Notes |
|---|---|---|---|
| 5.1 | mb, body-wave | USGS National Earthquake Information Center | Preferred · Reviewed · ±0.089 · 41 stations |
| 5.04 | Mw, moment | ISC-GEM global catalog | Final · ±0.1 |
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 10.5 km horizontally, 1.8 km in depth
- Magnitude uncertainty
- ±0.09
- Depth from
- Operator assigned
- Station coverage gap
- 93°
- Stations used
- 54
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.1 and up: 1 in the 60 days after this one and 5 in the 30 days before it.
After
Before
- 4.766 km SE of ‘Ohonua, Tonga · 2820 days ago · 35 km deep · 98 km away
- 4.9210 km S of ‘Ohonua, Tonga · 2835 days ago · 10 km deep · 76 km away
- 4.9217 km S of ‘Ohonua, Tonga · 2835 days ago · 10 km deep · 85 km away
- 4.7219 km S of ‘Ohonua, Tonga · 2835 days ago · 10 km deep · 83 km away
- 5.1210 km S of ‘Ohonua, Tonga · 2835 days ago · 10 km deep · 92 km away
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000j3kk (also filed as iscgem614570358). Read Thu, Oct 1, 2026, 2:33 AM UTC.