M5.4 earthquake 88 km SW of Hihifo, Tonga
A magnitude 5.4 earthquake struck 88 km SW of Hihifo, Tonga on Sun, Jun 15, 1975, 12:30 PM GMT-12 (00:30 UTC), 161 km (100 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.4 (mb), moderate
- Local time
- UTC
- 1975-06-16 00:30:10 UTC
- Depth
- 161.0 km (100.0 mi), intermediate-depth
- Epicenter
- 16.453° S, 174.445° 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.
- Stations used
- 72
Nearby
Within 100 km, magnitude 2.4 and up: 2 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 usp0000bm3 (also filed as iscgem727705). Read Tue, Sep 22, 2026, 9:16 AM UTC.