M5.3 earthquake 269 km WNW of Haveluloto, Tonga
A magnitude 5.3 earthquake struck 269 km WNW of Haveluloto, Tonga on Wed, Feb 6, 1985, 4:07 AM GMT+13 (15:07 UTC), 554 km (344 mi) below the surface.
A larger quake followed: M5.9 Fiji region. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.3 (mw), moderate
- Local time
- UTC
- 1985-02-05 15:07:24 UTC
- Depth
- 553.7 km (344.1 mi), deep
- Epicenter
- 20.637° S, 177.749° 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
- FROM_LOCATION
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.3 and up: 1 in the 60 days after this one and 6 in the 30 days before it.
After
Before
- 5.0Fiji region · 15206 days ago · 560 km deep · 71 km away
- 4.5Fiji region · 15208 days ago · 559 km deep · 72 km away
- 4.6Fiji region · 15208 days ago · 591 km deep · 86 km away
- 5.0Fiji region · 15216 days ago · 549 km deep · 75 km away
- 4.9Fiji region · 15220 days ago · 401 km deep · 84 km away
- 5.0278 km WNW of Haveluloto, Tonga · 15227 days ago · 531 km deep · 10 km away
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002bnb (also filed as gcmtb020585b, gcmt19850205150724, iscgem531729). Read Wed, Sep 23, 2026, 3:22 AM UTC.