M4.5 earthquake 48 km N of Kolonga, Tonga
A magnitude 4.5 earthquake struck 48 km N of Kolonga, Tonga on Fri, Sep 12, 2014, 3:52 PM GMT+13 (02:52 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M5.1 81 km ENE 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
- 2014-09-12 02:52:46 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 20.697° S, 175.127° 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 7.5 km horizontally, 1.7 km in depth
- Magnitude uncertainty
- ±0.13
- Depth from
- OPERATOR_ASSIGNED
- Station coverage gap
- 38°
- Stations used
- 50
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 4 in the 30 days before it.
After
- 4.2132 km NNW of Nuku‘alofa, Tonga · 4405 days ago · 164 km deep · 97 km away
- 4.8136 km W of Pangai, Tonga · 4388 days ago · 158 km deep · 100 km away
- 5.054 km ENE of ‘Ohonua, Tonga · 4386 days ago · 10 km deep · 80 km away
- 5.181 km ENE of ‘Ohonua, Tonga · 4386 days ago · 10 km deep · 91 km away
- 4.554 km E of ‘Ohonua, Tonga · 4367 days ago · 10 km deep · 99 km away
- 4.7112 km NW of Nuku‘alofa, Tonga · 4356 days ago · 136 km deep · 86 km away
- 4.4126 km NNW of Nuku‘alofa, Tonga · 4346 days ago · 152 km deep · 86 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usb000sf6d. Read Mon, Oct 5, 2026, 2:57 AM UTC.