M5.4 earthquake 184 km SE of Hihifo, Tonga
A magnitude 5.4 earthquake struck 184 km SE of Hihifo, Tonga on Tue, Jun 27, 1978, 3:44 AM GMT-11 (14:44 UTC), 33 km (21 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.4 (ms), moderate
- Local time
- UTC
- 1978-06-27 14:44:45 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 17.096° S, 172.534° 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.
- Depth from
- OPERATOR_ASSIGNED
- Stations used
- 62
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.4 and up: 4 in the 60 days after this one and 2 in the 30 days before it.
After
- 5.1206 km NE of Neiafu, Tonga · 17613 days ago · 33 km deep · 40 km away
- 5.0173 km SE of Hihifo, Tonga · 17612 days ago · 29 km deep · 18 km away
- 4.9204 km SE of Hihifo, Tonga · 17609 days ago · 41 km deep · 24 km away
- 5.4144 km SE of Hihifo, Tonga · 17608 days ago · 33 km deep · 44 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000vb6 (also filed as gcmtb062778b, gcmt19780627144445, iscgem681532). Read Tue, Sep 22, 2026, 9:30 AM UTC.