Tonga earthquakes

M4.2 earthquake 47 km SSW of Hihifo, Tonga

A magnitude 4.2 earthquake struck 47 km SSW of Hihifo, Tonga on Tue, May 5, 2015, 12:51 AM GMT+13 (11:51 UTC), 192 km (119 mi) below the surface.

A larger quake followed: M6.0 51 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.

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The earthquake

Magnitude
4.2 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2015-05-04 11:51:28 UTC
Depth
191.9 km (119.2 mi), intermediate-depth
Epicenter
16.347° S, 173.987° 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.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 9.9 km horizontally, 8.1 km in depth
Magnitude uncertainty
±0.09
Depth from
From location
Station coverage gap
102°
Stations used
54

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 10 in the 30 days before it.

After

  1. 4.332 km NW of Hihifo, Tonga · 4170 days ago · 115 km deep · 66 km away
  2. 4.451 km S of Hihifo, Tonga · 4167 days ago · 67 km deep · 21 km away
  3. 4.3115 km SW of Hihifo, Tonga · 4166 days ago · 309 km deep · 74 km away
  4. 4.539 km N of Hihifo, Tonga · 4154 days ago · 76 km deep · 86 km away
  5. 6.051 km ENE of Hihifo, Tonga · 4146 days ago · 10 km deep · 95 km away · felt by 9
  6. 4.248 km NE of Hihifo, Tonga · 4144 days ago · 10 km deep · 96 km away
  7. 4.2102 km SSW of Hihifo, Tonga · 4140 days ago · 83 km deep · 55 km away
  8. 4.733 km NE of Hihifo, Tonga · 4134 days ago · 10 km deep · 79 km away
  9. 4.184 km SW of Hihifo, Tonga · 4130 days ago · 129 km deep · 47 km away
  10. 4.295 km SE of Hihifo, Tonga · 4123 days ago · 10 km deep · 92 km away
  11. 4.7112 km S of Hihifo, Tonga · 4122 days ago · 43 km deep · 75 km away
  12. 4.239 km SW of Hihifo, Tonga · 4117 days ago · 108 km deep · 19 km away

Before

  1. 4.4102 km W of Hihifo, Tonga · 4172 days ago · 211 km deep · 96 km away
  2. 4.3104 km SE of Hihifo, Tonga · 4182 days ago · 89 km deep · 93 km away
  3. 4.5Tonga · 4183 days ago · 38 km deep · 67 km away
  4. 4.5143 km SSW of Hihifo, Tonga · 4183 days ago · 277 km deep · 96 km away
  5. 4.666 km SE of Hihifo, Tonga · 4184 days ago · 112 km deep · 67 km away
  6. 4.6104 km SSE of Hihifo, Tonga · 4184 days ago · 89 km deep · 74 km away
  7. 4.175 km W of Hihifo, Tonga · 4185 days ago · 10 km deep · 73 km away
  8. 4.689 km S of Hihifo, Tonga · 4186 days ago · 10 km deep · 57 km away
  9. 4.490 km ESE of Hihifo, Tonga · 4189 days ago · 35 km deep · 98 km away
  10. 4.281 km SW of Hihifo, Tonga · 4199 days ago · 139 km deep · 45 km away · felt by 1

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us20002b5y. Read Mon, Oct 5, 2026, 11:04 AM UTC.