M4.4 earthquake 145 km NW of Neiafu, Tonga
A magnitude 4.4 earthquake struck 145 km NW of Neiafu, Tonga on Tue, May 2, 2017, 1:08 AM GMT+13 (12:08 UTC), 244 km (152 mi) below the surface.
A larger quake followed: M4.7 84 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
- 4.4 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2017-05-01 12:08:16 UTC
- Depth
- 244.5 km (151.9 mi), intermediate-depth
- Epicenter
- 17.740° S, 174.976° 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 9.3 km horizontally, 16.2 km in depth
- Magnitude uncertainty
- ±0.14
- Depth from
- From location
- Station coverage gap
- 74°
- Stations used
- 21
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 6 in the 60 days after this one and 4 in the 30 days before it.
After
- 4.577 km WNW of Neiafu, Tonga · 3431 days ago · 94 km deep · 75 km away
- 4.4133 km NW of Neiafu, Tonga · 3421 days ago · 222 km deep · 16 km away
- 4.784 km NW of Neiafu, Tonga · 3399 days ago · 10 km deep · 66 km away
- 4.3197 km SW of Hihifo, Tonga · 3397 days ago · 230 km deep · 71 km away
- 4.2156 km NNW of Neiafu, Tonga · 3392 days ago · 240 km deep · 41 km away
- 4.4156 km WNW of Neiafu, Tonga · 3392 days ago · 211 km deep · 52 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us10008pth. Read Fri, Oct 2, 2026, 8:05 AM UTC.