M5.2 earthquake 119 km W of Hihifo, Tonga
A magnitude 5.2 earthquake struck 119 km W of Hihifo, Tonga on Mon, Mar 5, 1984, 5:52 PM GMT-12 (05:52 UTC), 282 km (175 mi) below the surface.
A larger quake followed: M6.5 59 km W of Hihifo, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.2 (mb), moderate
- Local time
- UTC
- 1984-03-06 05:52:25 UTC
- Depth
- 281.8 km (175.1 mi), intermediate-depth
- Epicenter
- 15.950° S, 174.912° 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.
Nearby
Within 100 km, magnitude 2.2 and up: 1 in the 60 days after this one and 1 in the 30 days before it.
After
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00022fd. Read Tue, Sep 22, 2026, 9:57 AM UTC.