M4.3 earthquake 191 km NW of Nuku‘alofa, Tonga
A magnitude 4.3 earthquake struck 191 km NW of Nuku‘alofa, Tonga on Mon, Mar 9, 2020, 3:12 AM GMT+13 (14:12 UTC), 318 km (197 mi) below the surface.
A larger quake followed: M4.6 140 km W of Pangai, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.3 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2020-03-08 14:12:11 UTC
- Depth
- 317.8 km (197.5 mi), deep
- Epicenter
- 19.833° S, 176.408° 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.
- Location uncertainty
- About 3.5 km horizontally, 7.2 km in depth
- Magnitude uncertainty
- ±0.08
- Depth from
- From location
- Station coverage gap
- 96°
- Stations used
- 61
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 3 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.6140 km W of Pangai, Tonga · 2389 days ago · 175 km deep · 76 km away
- 4.2230 km NW of Haveluloto, Tonga · 2357 days ago · 570 km deep · 68 km away
- 4.4238 km WNW of Haveluloto, Tonga · 2346 days ago · 360 km deep · 100 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us60008ed0. Read Sat, Oct 3, 2026, 2:41 AM UTC.