M5.0 earthquake 146 km WNW of Pangai, Tonga
A magnitude 5.0 earthquake struck 146 km WNW of Pangai, Tonga on Wed, Oct 16, 1985, 3:31 AM GMT+13 (14:31 UTC), 256 km (159 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.0 (mb), moderate
- Local time
- UTC
- 1985-10-15 14:31:32 UTC
- Depth
- 255.6 km (158.8 mi), intermediate-depth
- Epicenter
- 19.145° S, 175.563° 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 2.0 and up: 1 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 usp0002ktj. Read Tue, Sep 22, 2026, 9:24 PM UTC.