M4.6 earthquake 137 km NNE of Neiafu, Tonga
A magnitude 4.6 earthquake struck 137 km NNE of Neiafu, Tonga on Mon, May 1, 2017, 3:48 PM GMT-12 (03:48 UTC), 11 km (7 mi) below the surface.
A larger quake followed: M5.3 132 km SSE 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
- 4.6 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2017-05-02 03:48:25 UTC
- Depth
- 10.6 km (6.6 mi), shallow
- Epicenter
- 17.444° S, 173.656° 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 8.9 km horizontally, 3.2 km in depth
- Magnitude uncertainty
- ±0.15
- Depth from
- From location
- Station coverage gap
- 65°
- Stations used
- 20
Nearby
Within 100 km, magnitude 1.6 and up: 6 in the 60 days after this one and 4 in the 30 days before it.
After
- 4.3111 km SSW of Hihifo, Tonga · 3429 days ago · 148 km deep · 93 km away
- 4.993 km SSE of Hihifo, Tonga · 3429 days ago · 22 km deep · 75 km away
- 4.4108 km SSW of Hihifo, Tonga · 3423 days ago · 95 km deep · 85 km away
- 5.3132 km SSE of Hihifo, Tonga · 3421 days ago · 10 km deep · 38 km away
- 4.5114 km SSE of Hihifo, Tonga · 3402 days ago · 23 km deep · 75 km away
- 4.9109 km SSE of Hihifo, Tonga · 3390 days ago · 138 km deep · 58 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us10008qr0. Read Sat, Oct 3, 2026, 11:36 AM UTC.