M4.3 earthquake 137 km NNE of Hihifo, Tonga
A magnitude 4.3 earthquake struck 137 km NNE of Hihifo, Tonga on Sat, Jul 1, 2017, 11:33 AM GMT+13 (22:33 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M5.7 137 km SW of Gataivai, Samoa. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.3 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2017-06-30 22:33:05 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 14.808° S, 173.310° 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 10.2 km horizontally, 2.0 km in depth
- Magnitude uncertainty
- ±0.22
- Depth from
- Operator assigned
- Station coverage gap
- 163°
- Stations used
- 12
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 8 in the 60 days after this one and 5 in the 30 days before it.
After
- 4.5117 km NE of Hihifo, Tonga · 3380 days ago · 35 km deep · 41 km away
- 4.287 km NNW of Hihifo, Tonga · 3372 days ago · 10 km deep · 83 km away
- 4.187 km NE of Hihifo, Tonga · 3372 days ago · 127 km deep · 58 km away
- 4.4142 km NE of Hihifo, Tonga · 3354 days ago · 10 km deep · 54 km away
- 4.587 km NE of Hihifo, Tonga · 3352 days ago · 10 km deep · 78 km away
- 5.7137 km SW of Gataivai, Samoa · 3336 days ago · 8 km deep · 21 km away
- 4.679 km NE of Hihifo, Tonga · 3336 days ago · 10 km deep · 72 km away
- 4.5114 km NE of Hihifo, Tonga · 3332 days ago · 10 km deep · 45 km away
Before
- 4.585 km NNE of Hihifo, Tonga · 3393 days ago · 26 km deep · 54 km away
- 4.9100 km NNE of Hihifo, Tonga · 3393 days ago · 10 km deep · 38 km away
- 4.6107 km NNW of Hihifo, Tonga · 3401 days ago · 84 km deep · 90 km away
- 4.479 km NNE of Hihifo, Tonga · 3404 days ago · 10 km deep · 58 km away
- 4.2119 km NE of Hihifo, Tonga · 3409 days ago · 36 km deep · 53 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us100097n2. Read Sat, Oct 3, 2026, 1:22 AM UTC.