M4.4 earthquake 287 km WSW of Haveluloto, Tonga
A magnitude 4.4 earthquake struck 287 km WSW of Haveluloto, Tonga on Sat, Oct 31, 2020, 11:19 PM GMT+13 (10:19 UTC), 379 km (235 mi) below the surface.
A larger quake followed: M4.6 Fiji region. 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), light
- Local time
- UTC
- 2020-10-31 10:19:32 UTC
- Depth
- 378.8 km (235.4 mi), deep
- Epicenter
- 21.746° S, 177.915° 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 12.5 km horizontally, 7.5 km in depth
- Magnitude uncertainty
- ±0.08
- Depth from
- From location
- Station coverage gap
- 101°
- Stations used
- 58
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 5 in the 60 days after this one and 3 in the 30 days before it.
After
- 4.3226 km W of Haveluloto, Tonga · 2115 days ago · 571 km deep · 92 km away
- 4.4Fiji region · 2114 days ago · 492 km deep · 98 km away
- 4.6Fiji region · 2111 days ago · 490 km deep · 93 km away
- 4.4294 km W of Haveluloto, Tonga · 2109 days ago · 467 km deep · 95 km away
- 4.4Fiji region · 2101 days ago · 488 km deep · 78 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000c8ln. Read Wed, Sep 30, 2026, 7:07 AM UTC.