M4.5 earthquake 267 km SW of Vaini, Tonga
A magnitude 4.5 earthquake struck 267 km SW of Vaini, Tonga on Thu, Oct 17, 2019, 10:49 PM GMT+13 (09:49 UTC), 60 km (37 mi) below the surface.
A larger quake followed: M5.5 south of the Fiji Islands. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.5 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2019-10-17 09:49:01 UTC
- Depth
- 60.3 km (37.5 mi), shallow
- Epicenter
- 23.090° S, 176.784° 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 7.2 km horizontally, 9.1 km in depth
- Magnitude uncertainty
- ±0.13
- Depth from
- From location
- Station coverage gap
- 95°
- Stations used
- 25
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 2 in the 60 days after this one and 2 in the 30 days before it.
After
- 5.5south of the Fiji Islands · 2530 days ago · 153 km deep · 38 km away
- 4.8214 km SW of Vaini, Tonga · 2504 days ago · 10 km deep · 60 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000628m. Read Fri, Oct 2, 2026, 11:31 AM UTC.