M4.4 earthquake 178 km S of ‘Ohonua, Tonga
A magnitude 4.4 earthquake struck 178 km S of ‘Ohonua, Tonga on Thu, May 28, 2020, 2:48 AM GMT+13 (13:48 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M5.3 120 km SSW of ‘Ohonua, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.4 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2020-05-27 13:48:10 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 22.943° S, 174.997° 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 6.8 km horizontally, 2.0 km in depth
- Magnitude uncertainty
- ±0.22
- Depth from
- Operator assigned
- Station coverage gap
- 128°
- Stations used
- 11
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 1 in the 30 days before it.
After
- 5.3120 km SSW of ‘Ohonua, Tonga · 2311 days ago · 22 km deep · 95 km away · felt by 1
- 4.6128 km S of ‘Ohonua, Tonga · 2284 days ago · 10 km deep · 51 km away
- 4.4171 km SSW of ‘Ohonua, Tonga · 2281 days ago · 112 km deep · 91 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000a5ui. Read Sat, Oct 3, 2026, 2:56 PM UTC.