Tonga earthquakes

M4.3 earthquake 113 km SSW of Hihifo, Tonga

A magnitude 4.3 earthquake struck 113 km SSW of Hihifo, Tonga on Tue, Feb 14, 2017, 10:22 PM GMT-12 (10:22 UTC), 89 km (55 mi) below the surface.

A larger quake followed: M4.9 51 km SW of Hihifo, Tonga. This one was a foreshock.

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The earthquake

Magnitude
4.3 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2017-02-15 10:22:18 UTC
Depth
88.7 km (55.1 mi), intermediate-depth
Epicenter
16.894° S, 174.228° 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 8.0 km horizontally, 11.0 km in depth
Magnitude uncertainty
±0.13
Depth from
From location
Station coverage gap
123°
Stations used
23

Nearby

Within 100 km, magnitude 1.5 and up: 8 in the 60 days after this one and 6 in the 30 days before it.

After

  1. 4.270 km SW of Hihifo, Tonga · 3516 days ago · 139 km deep · 49 km away
  2. 4.951 km SW of Hihifo, Tonga · 3515 days ago · 92 km deep · 67 km away
  3. 4.2Tonga · 3501 days ago · 107 km deep · 24 km away
  4. 4.2180 km NW of Neiafu, Tonga · 3498 days ago · 289 km deep · 99 km away
  5. 4.7121 km N of Neiafu, Tonga · 3495 days ago · 57 km deep · 76 km away
  6. 4.749 km SW of Hihifo, Tonga · 3486 days ago · 127 km deep · 77 km away
  7. 4.3149 km NW of Neiafu, Tonga · 3477 days ago · 219 km deep · 93 km away
  8. 4.4151 km SSW of Hihifo, Tonga · 3456 days ago · 104 km deep · 39 km away

Before

  1. 4.394 km SW of Hihifo, Tonga · 3517 days ago · 176 km deep · 38 km away
  2. 4.4152 km WSW of Hihifo, Tonga · 3518 days ago · 10 km deep · 98 km away
  3. 4.252 km WSW of Hihifo, Tonga · 3529 days ago · 157 km deep · 78 km away
  4. 4.7136 km SSW of Hihifo, Tonga · 3530 days ago · 117 km deep · 27 km away · felt by 1
  5. 5.1145 km SSW of Hihifo, Tonga · 3542 days ago · 110 km deep · 42 km away
  6. 4.7184 km NNW of Neiafu, Tonga · 3546 days ago · 229 km deep · 87 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us20008m3j. Read Fri, Oct 2, 2026, 3:24 PM UTC.