M4.3 earthquake 96 km W of Hihifo, Tonga
A magnitude 4.3 earthquake struck 96 km W of Hihifo, Tonga on Thu, May 28, 2020, 9:20 PM GMT+13 (08:20 UTC), 260 km (162 mi) below the surface.
A larger quake followed: M5.6 128 km W of Hihifo, 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), light
- Local time
- UTC
- 2020-05-28 08:20:37 UTC
- Depth
- 260.1 km (161.6 mi), intermediate-depth
- Epicenter
- 15.906° S, 174.696° 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 9.8 km horizontally, 7.8 km in depth
- Magnitude uncertainty
- ±0.09
- Depth from
- From location
- Station coverage gap
- 56°
- Stations used
- 46
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 8 in the 60 days after this one and 1 in the 30 days before it.
After
- 5.6128 km W of Hihifo, Tonga · 2297 days ago · 282 km deep · 40 km away
- 4.1112 km WSW of Hihifo, Tonga · 2289 days ago · 290 km deep · 48 km away
- 4.3121 km WSW of Hihifo, Tonga · 2288 days ago · 302 km deep · 39 km away
- 4.810 km NW of Hihifo, Tonga · 2277 days ago · 108 km deep · 90 km away
- 4.9116 km NW of Hihifo, Tonga · 2264 days ago · 10 km deep · 86 km away
- 4.6134 km NW of Hihifo, Tonga · 2264 days ago · 10 km deep · 99 km away
- 4.8165 km WNW of Hihifo, Tonga · 2263 days ago · 10 km deep · 80 km away
- 4.8124 km NW of Hihifo, Tonga · 2263 days ago · 10 km deep · 80 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000a5zq. Read Wed, Sep 30, 2026, 9:21 PM UTC.