M6.0 earthquake 36 km NNE of Kolonga, Tonga
A magnitude 6.0 earthquake struck 36 km NNE of Kolonga, Tonga on Sun, Jul 26, 1953, 5:47 AM GMT+12:20 (17:27 UTC), 20 km (12 mi) below the surface.
A larger quake followed: M6.3 23 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
- 6.0 (mw), moderate
- Local time
- UTC
- 1953-07-25 17:27:08 UTC
- Depth
- 20.0 km (12.4 mi), shallow
- Epicenter
- 20.858° S, 174.880° 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.
- Magnitude uncertainty
- ±1.12
- Depth from
- From location
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 3.0 and up: 1 in the 60 days after this one and 0 in the 30 days before it.
After
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event iscgemsup891850. Read Mon, Sep 28, 2026, 4:18 AM UTC.