M5.7 earthquake 85 km WSW of Pangai, Tonga
A magnitude 5.7 earthquake struck 85 km WSW of Pangai, Tonga on Tue, Aug 29, 1972, 6:59 PM GMT+13 (05:59 UTC), 165 km (103 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.7 (mw), moderate
- Local time
- UTC
- 1972-08-29 05:59:03 UTC
- Depth
- 165.0 km (102.5 mi), intermediate-depth
- Epicenter
- 20.188° S, 175.067° 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
- ±0.33
- Depth from
- From location
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.5 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 iscgem771069. Read Tue, Sep 22, 2026, 12:18 AM UTC.