M4.5 earthquake 110 km WSW of Hihifo, Tonga
A magnitude 4.5 earthquake struck 110 km WSW of Hihifo, Tonga on Wed, Oct 14, 2020, 6:35 AM GMT-12 (18:35 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M4.8 108 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
- 4.5 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2020-10-14 18:35:10 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 16.190° S, 174.799° 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 5.9 km horizontally, 1.9 km in depth
- Magnitude uncertainty
- ±0.12
- Depth from
- Operator assigned
- Station coverage gap
- 66°
- Stations used
- 22
Nearby
Within 100 km, magnitude 1.5 and up: 4 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.8108 km W of Hihifo, Tonga · 2177 days ago · 10 km deep · 40 km away
- 4.377 km SW of Hihifo, Tonga · 2148 days ago · 110 km deep · 70 km away
- 4.136 km SW of Hihifo, Tonga · 2129 days ago · 85 km deep · 85 km away
- 4.3102 km WNW of Hihifo, Tonga · 2128 days ago · 279 km deep · 72 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000c9yj. Read Thu, Oct 1, 2026, 4:41 AM UTC.