M5.9 earthquake 199 km SSW of ‘Ohonua, Tonga
A magnitude 5.9 earthquake struck 199 km SSW of ‘Ohonua, Tonga on Mon, Mar 13, 1939, 5:29 PM GMT+12:19:12 (05:10 UTC), 25 km (16 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.9 (mw), moderate
- Local time
- UTC
- 1939-03-13 05:10:10 UTC
- Depth
- 25.0 km (15.5 mi), shallow
- Epicenter
- 23.000° S, 175.695° 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
- ±0.20
- Depth from
- From location
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.9 and up: 0 in the 60 days after this one and 0 in the 30 days before it.
None recorded.
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event iscgem901858. Read Mon, Sep 28, 2026, 7:08 AM UTC.