M5.6 earthquake 284 km WSW of Haveluloto, Tonga
A magnitude 5.6 earthquake struck 284 km WSW of Haveluloto, Tonga on Sat, Aug 24, 1985, 7:53 PM GMT+13 (06:53 UTC), 348 km (216 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.6 (mw), moderate
- Local time
- UTC
- 1985-08-24 06:53:14 UTC
- Depth
- 348.4 km (216.5 mi), deep
- Epicenter
- 22.021° S, 177.799° 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
- CONSTRAINED_BY_DEPTH_PHASES
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.5 and up: 3 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.5184 km WSW of Haveluloto, Tonga · 14994 days ago · 200 km deep · 100 km away
- 4.6258 km W of Haveluloto, Tonga · 14979 days ago · 435 km deep · 84 km away
- 4.3south of the Fiji Islands · 14963 days ago · 571 km deep · 92 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002j36 (also filed as gcmtb082485a, gcmt19850824065315, iscgem518789). Read Tue, Sep 22, 2026, 9:15 AM UTC.