M4.6 earthquake 83 km NE of Hihifo, Tonga
A magnitude 4.6 earthquake struck 83 km NE of Hihifo, Tonga on Tue, Oct 31, 2017, 7:37 PM GMT+14 (05:37 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M6.8 97 km NE 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
- 2017-10-31 05:37:47 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 15.431° S, 173.230° 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, 1.9 km in depth
- Magnitude uncertainty
- ±0.08
- Depth from
- Operator assigned
- Station coverage gap
- 105°
- Stations used
- 41
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.6 and up: 29 in the 60 days after this one and 7 in the 30 days before it.
After
- 4.4109 km NE of Hihifo, Tonga · 3258 days ago · 10 km deep · 26 km away
- 5.073 km ENE of Hihifo, Tonga · 3258 days ago · 10 km deep · 35 km away
- 5.0105 km NE of Hihifo, Tonga · 3258 days ago · 10 km deep · 21 km away
- 4.5Tonga · 3257 days ago · 10 km deep · 38 km away
- 6.897 km NE of Hihifo, Tonga · 3255 days ago · 10 km deep · 14 km away · felt by 35 · tsunami flag
- 4.2135 km NE of Hihifo, Tonga · 3255 days ago · 10 km deep · 52 km away
- 4.4136 km NNE of Hihifo, Tonga · 3255 days ago · 10 km deep · 78 km away
- 5.1145 km NE of Hihifo, Tonga · 3255 days ago · 10 km deep · 62 km away
- 4.2119 km NNE of Hihifo, Tonga · 3255 days ago · 10 km deep · 46 km away
- 5.0118 km NNE of Hihifo, Tonga · 3255 days ago · 10 km deep · 47 km away
- 5.698 km NNE of Hihifo, Tonga · 3254 days ago · 10 km deep · 35 km away · felt by 1
- 4.6124 km NNE of Hihifo, Tonga · 3254 days ago · 10 km deep · 50 km away
- 4.8110 km NNE of Hihifo, Tonga · 3254 days ago · 10 km deep · 45 km away
- 4.6117 km NE of Hihifo, Tonga · 3254 days ago · 10 km deep · 36 km away
- 4.682 km NE of Hihifo, Tonga · 3253 days ago · 10 km deep · 8 km away
- 5.487 km ENE of Hihifo, Tonga · 3253 days ago · 10 km deep · 24 km away · felt by 1
- 4.9102 km NNE of Hihifo, Tonga · 3245 days ago · 17 km deep · 40 km away
- 4.6107 km NNE of Hihifo, Tonga · 3229 days ago · 10 km deep · 58 km away
- 4.560 km N of Hihifo, Tonga · 3222 days ago · 52 km deep · 62 km away
- 4.294 km NNW of Hihifo, Tonga · 3222 days ago · 10 km deep · 89 km away
- 5.382 km NNE of Hihifo, Tonga · 3221 days ago · 10 km deep · 31 km away · felt by 1
- 4.997 km NE of Hihifo, Tonga · 3218 days ago · 11 km deep · 19 km away
- 4.9112 km NE of Hihifo, Tonga · 3217 days ago · 10 km deep · 29 km away
- 4.6111 km NE of Hihifo, Tonga · 3217 days ago · 10 km deep · 30 km away
- 4.9110 km NNE of Hihifo, Tonga · 3212 days ago · 10 km deep · 39 km away
- 4.7103 km NNE of Hihifo, Tonga · 3209 days ago · 10 km deep · 48 km away
- 5.5113 km NE of Hihifo, Tonga · 3204 days ago · 38 km deep · 33 km away
- 4.443 km NW of Hihifo, Tonga · 3203 days ago · 118 km deep · 93 km away
- 4.5126 km NE of Hihifo, Tonga · 3203 days ago · 35 km deep · 45 km away
Before
- 4.6106 km ENE of Hihifo, Tonga · 3259 days ago · 10 km deep · 35 km away
- 5.776 km NE of Hihifo, Tonga · 3259 days ago · 10 km deep · 8 km away
- 4.464 km ESE of Hihifo, Tonga · 3264 days ago · 10 km deep · 73 km away
- 4.4107 km NNE of Hihifo, Tonga · 3272 days ago · 29 km deep · 39 km away
- 4.873 km ESE of Hihifo, Tonga · 3273 days ago · 24 km deep · 96 km away
- 4.562 km NNW of Hihifo, Tonga · 3279 days ago · 10 km deep · 79 km away
- 4.465 km N of Hihifo, Tonga · 3284 days ago · 10 km deep · 59 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us1000ayx3. Read Sat, Oct 3, 2026, 2:30 AM UTC.