M4.6 earthquake 104 km SSE of Hihifo, Tonga
A magnitude 4.6 earthquake struck 104 km SSE of Hihifo, Tonga on Wed, Apr 22, 2015, 9:17 PM GMT+13 (08:17 UTC), 89 km (55 mi) below the surface.
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
- 2015-04-22 08:17:55 UTC
- Depth
- 88.9 km (55.2 mi), intermediate-depth
- Epicenter
- 16.865° S, 173.551° 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 12.8 km horizontally, 6.4 km in depth
- Magnitude uncertainty
- ±0.07
- Depth from
- From location
- Station coverage gap
- 124°
- Stations used
- 67
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.6 and up: 8 in the 60 days after this one and 4 in the 30 days before it.
After
- 4.666 km SE of Hihifo, Tonga · 4184 days ago · 112 km deep · 57 km away
- 4.5Tonga · 4183 days ago · 38 km deep · 77 km away
- 4.3104 km SE of Hihifo, Tonga · 4181 days ago · 89 km deep · 41 km away
- 4.6140 km N of Neiafu, Tonga · 4180 days ago · 92 km deep · 92 km away
- 4.247 km SSW of Hihifo, Tonga · 4172 days ago · 192 km deep · 74 km away
- 4.451 km S of Hihifo, Tonga · 4167 days ago · 67 km deep · 56 km away
- 4.2102 km SSW of Hihifo, Tonga · 4140 days ago · 83 km deep · 63 km away
- 4.0146 km NNE of Neiafu, Tonga · 4132 days ago · 43 km deep · 64 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us20002a3f. Read Mon, Oct 5, 2026, 8:34 AM UTC.