Tonga earthquakes

M4.5 earthquake 117 km NE of Hihifo, Tonga

A magnitude 4.5 earthquake struck 117 km NE of Hihifo, Tonga on Sun, Jul 2, 2017, 10:32 PM GMT+13 (09:32 UTC), 35 km (22 mi) below the surface.

A larger quake followed: M5.7 137 km SW of Gataivai, Samoa. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
4.5 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2017-07-02 09:32:37 UTC
Depth
35.0 km (21.7 mi), shallow
Epicenter
15.125° S, 173.114° 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 6.8 km horizontally, 2.0 km in depth
Magnitude uncertainty
±0.15
Depth from
Operator assigned
Station coverage gap
149°
Stations used
16

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 9 in the 60 days after this one and 5 in the 30 days before it.

After

  1. 4.287 km NNW of Hihifo, Tonga · 3372 days ago · 10 km deep · 93 km away
  2. 4.187 km NE of Hihifo, Tonga · 3372 days ago · 127 km deep · 30 km away
  3. 4.2162 km SSW of Lotofag?, Samoa · 3357 days ago · 10 km deep · 80 km away
  4. 4.4142 km NE of Hihifo, Tonga · 3354 days ago · 10 km deep · 29 km away
  5. 4.587 km NE of Hihifo, Tonga · 3352 days ago · 10 km deep · 40 km away
  6. 5.7137 km SW of Gataivai, Samoa · 3336 days ago · 8 km deep · 36 km away
  7. 4.679 km NE of Hihifo, Tonga · 3336 days ago · 10 km deep · 40 km away
  8. 4.5114 km NE of Hihifo, Tonga · 3332 days ago · 10 km deep · 4 km away
  9. 4.5122 km E of Hihifo, Tonga · 3323 days ago · 10 km deep · 88 km away

Before

  1. 4.3137 km NNE of Hihifo, Tonga · 3381 days ago · 10 km deep · 41 km away
  2. 4.585 km NNE of Hihifo, Tonga · 3392 days ago · 26 km deep · 36 km away
  3. 4.9100 km NNE of Hihifo, Tonga · 3393 days ago · 10 km deep · 43 km away
  4. 4.479 km NNE of Hihifo, Tonga · 3404 days ago · 10 km deep · 50 km away
  5. 4.2119 km NE of Hihifo, Tonga · 3409 days ago · 36 km deep · 13 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us100097wj. Read Sat, Oct 3, 2026, 1:11 AM UTC.