M4.6 earthquake 51 km WNW of Neiafu, Tonga
A magnitude 4.6 earthquake struck 51 km WNW of Neiafu, Tonga on Sun, Apr 19, 2020, 2:12 PM GMT+13 (01:12 UTC), 89 km (55 mi) below the surface.
A larger quake followed: M4.9 148 km NW of Neiafu, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.6 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2020-04-19 01:12:59 UTC
- Depth
- 89.3 km (55.5 mi), intermediate-depth
- Epicenter
- 18.445° S, 174.422° 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 10.9 km horizontally, 5.3 km in depth
- Magnitude uncertainty
- ±0.10
- Depth from
- From location
- Station coverage gap
- 76°
- Stations used
- 40
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.6 and up: 6 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.9148 km NW of Neiafu, Tonga · 2340 days ago · 232 km deep · 100 km away
- 4.641 km SW of Neiafu, Tonga · 2330 days ago · 18 km deep · 53 km away
- 4.991 km W of Neiafu, Tonga · 2328 days ago · 125 km deep · 47 km away
- 4.4139 km NW of Neiafu, Tonga · 2318 days ago · 230 km deep · 90 km away
- 4.3129 km W of Neiafu, Tonga · 2310 days ago · 208 km deep · 84 km away
- 4.5112 km NNW of Neiafu, Tonga · 2309 days ago · 149 km deep · 80 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us70008zn1. Read Thu, Oct 1, 2026, 4:07 AM UTC.