M5.0 earthquake 88 km ENE of Pangai, Tonga
A magnitude 5.0 earthquake struck 88 km ENE of Pangai, Tonga on Thu, Apr 3, 1986, 1:07 AM GMT+13 (12:07 UTC), 40 km (25 mi) below the surface.
A larger quake followed: M5.1 139 km SE of Neiafu, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.0 (mb), moderate
- Local time
- UTC
- 1986-04-02 12:07:16 UTC
- Depth
- 40.2 km (25.0 mi), shallow
- Epicenter
- 19.571° S, 173.548° 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 2.0 and up: 3 in the 60 days after this one and 2 in the 30 days before it.
After
- 5.1139 km SE of Neiafu, Tonga · 14768 days ago · 33 km deep · 72 km away
- 5.1115 km SE of Neiafu, Tonga · 14764 days ago · 33 km deep · 49 km away
- 5.236 km NNE of Pangai, Tonga · 14734 days ago · 110 km deep · 66 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002sk0. Read Tue, Sep 22, 2026, 6:20 AM UTC.