Tonga earthquakes

M4.5 earthquake 108 km NNE of Hihifo, Tonga

A magnitude 4.5 earthquake struck 108 km NNE of Hihifo, Tonga on Mon, May 9, 2016, 10:17 PM GMT+13 (09:17 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.4 87 km ENE of Hihifo, Tonga. This one was a foreshock.

Apia forecastMore in Tonga

Map

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

Open the live map with earthquakes

The earthquake

Magnitude
4.5 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2016-05-09 09:17:45 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
15.128° S, 173.245° 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 5.9 km horizontally, 1.8 km in depth
Magnitude uncertainty
±0.12
Depth from
Operator assigned
Station coverage gap
85°
Stations used
33

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 12 in the 60 days after this one and 4 in the 30 days before it.

After

  1. 4.3147 km N of Hihifo, Tonga · 3793 days ago · 10 km deep · 62 km away
  2. 4.6104 km NNE of Hihifo, Tonga · 3789 days ago · 23 km deep · 31 km away
  3. 4.9134 km NE of Hihifo, Tonga · 3789 days ago · 10 km deep · 41 km away
  4. 4.4100 km ENE of Hihifo, Tonga · 3776 days ago · 10 km deep · 52 km away
  5. 5.487 km ENE of Hihifo, Tonga · 3774 days ago · 25 km deep · 50 km away
  6. 4.496 km ENE of Hihifo, Tonga · 3769 days ago · 10 km deep · 68 km away
  7. 4.8114 km ENE of Hihifo, Tonga · 3768 days ago · 22 km deep · 63 km away
  8. 4.468 km NNW of Hihifo, Tonga · 3766 days ago · 70 km deep · 91 km away
  9. 4.5103 km NE of Hihifo, Tonga · 3765 days ago · 10 km deep · 26 km away
  10. 4.687 km NE of Hihifo, Tonga · 3747 days ago · 20 km deep · 32 km away
  11. 4.6135 km NNE of Hihifo, Tonga · 3746 days ago · 30 km deep · 28 km away
  12. 4.7141 km NE of Hihifo, Tonga · 3746 days ago · 40 km deep · 36 km away

Before

  1. 4.4107 km NNE of Hihifo, Tonga · 3802 days ago · 35 km deep · 13 km away
  2. 4.524 km NNE of Hihifo, Tonga · 3804 days ago · 71 km deep · 86 km away
  3. 4.7110 km NNE of Hihifo, Tonga · 3810 days ago · 35 km deep · 15 km away
  4. 4.5141 km SSW of Gataivai, Samoa · 3818 days ago · 10 km deep · 40 km away

Earthquakes todayTonga earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10005i7l. Read Sun, Oct 4, 2026, 8:26 PM UTC.