Tonga earthquakes

M4.2 earthquake Tonga

A magnitude 4.2 earthquake struck in Tonga on Fri, May 19, 2023, 11:12 AM GMT+13 (22:12 UTC), 177 km (110 mi) below the surface.

A larger quake followed: M4.8 103 km NNW of Hihifo, Tonga. 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
4.2 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2023-05-18 22:12:55 UTC
Depth
176.5 km (109.7 mi), intermediate-depth
Epicenter
15.458° S, 174.626° 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 7.7 km horizontally, 11.7 km in depth
Magnitude uncertainty
±0.24
Depth from
From location
Station coverage gap
169°
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: 14 in the 60 days after this one and 17 in the 30 days before it.

After

  1. 4.390 km WNW of Hihifo, Tonga · 1230 days ago · 192 km deep · 15 km away
  2. 4.077 km WSW of Hihifo, Tonga · 1226 days ago · 190 km deep · 97 km away
  3. 4.083 km WNW of Hihifo, Tonga · 1221 days ago · 153 km deep · 25 km away
  4. 4.387 km WNW of Hihifo, Tonga · 1221 days ago · 197 km deep · 17 km away
  5. 4.173 km WNW of Hihifo, Tonga · 1213 days ago · 180 km deep · 33 km away
  6. 4.3111 km WNW of Hihifo, Tonga · 1209 days ago · 285 km deep · 24 km away
  7. 4.558 km N of Hihifo, Tonga · 1207 days ago · 79 km deep · 96 km away
  8. 4.8103 km NNW of Hihifo, Tonga · 1194 days ago · 171 km deep · 50 km away
  9. 4.259 km NNW of Hihifo, Tonga · 1187 days ago · 171 km deep · 57 km away
  10. 4.277 km N of Hihifo, Tonga · 1183 days ago · 35 km deep · 85 km away
  11. 4.3106 km WNW of Hihifo, Tonga · 1178 days ago · 285 km deep · 25 km away
  12. 4.4101 km WNW of Hihifo, Tonga · 1176 days ago · 180 km deep · 5 km away
  13. 4.4124 km NW of Hihifo, Tonga · 1175 days ago · 205 km deep · 42 km away
  14. 4.289 km WNW of Hihifo, Tonga · 1175 days ago · 138 km deep · 33 km away

Before

  1. 4.289 km WNW of Hihifo, Tonga · 1233 days ago · 163 km deep · 22 km away
  2. 4.3102 km WNW of Hihifo, Tonga · 1236 days ago · 182 km deep · 2 km away
  3. 4.471 km WNW of Hihifo, Tonga · 1239 days ago · 184 km deep · 33 km away
  4. 4.3106 km WNW of Hihifo, Tonga · 1240 days ago · 196 km deep · 12 km away
  5. 4.2Tonga · 1240 days ago · 208 km deep · 19 km away
  6. 4.0Tonga · 1241 days ago · 177 km deep · 16 km away
  7. 4.4Tonga · 1241 days ago · 183 km deep · 36 km away
  8. 4.694 km WNW of Hihifo, Tonga · 1241 days ago · 212 km deep · 16 km away
  9. 4.472 km WNW of Hihifo, Tonga · 1241 days ago · 185 km deep · 33 km away
  10. 4.3106 km WNW of Hihifo, Tonga · 1241 days ago · 227 km deep · 10 km away
  11. 4.4Tonga · 1241 days ago · 207 km deep · 16 km away
  12. 4.798 km WNW of Hihifo, Tonga · 1241 days ago · 223 km deep · 13 km away
  13. 5.074 km WNW of Hihifo, Tonga · 1241 days ago · 199 km deep · 30 km away
  14. 4.780 km WNW of Hihifo, Tonga · 1241 days ago · 166 km deep · 25 km away
  15. 4.848 km WNW of Hihifo, Tonga · 1241 days ago · 175 km deep · 58 km away
  16. 7.682 km WNW of Hihifo, Tonga · 1241 days ago · 210 km deep · 24 km away · felt by 26 · tsunami flag
  17. 4.8Tonga · 1257 days ago · 11 km deep · 63 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000k3ae. Read Fri, Oct 2, 2026, 11:31 AM UTC.