Tonga earthquakes

M4.5 earthquake 284 km WNW of Haveluloto, Tonga

A magnitude 4.5 earthquake struck 284 km WNW of Haveluloto, Tonga on Wed, Apr 4, 2018, 1:23 PM GMT+13 (00:23 UTC), 544 km (338 mi) below the surface.

A larger quake followed: M4.8 274 km WNW of Haveluloto, Tonga. This one was a foreshock.

Nuku‘alofa 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
2018-04-04 00:23:32 UTC
Depth
543.8 km (337.9 mi), deep
Epicenter
19.886° S, 177.592° 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 11.7 km horizontally, 6.2 km in depth
Magnitude uncertainty
±0.05
Depth from
From location
Station coverage gap
69°
Stations used
107

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 18 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 4.6Fiji region · 3104 days ago · 376 km deep · 72 km away
  2. 4.1Fiji region · 3100 days ago · 370 km deep · 72 km away
  3. 4.4Fiji region · 3093 days ago · 546 km deep · 72 km away
  4. 4.3Fiji region · 3092 days ago · 518 km deep · 79 km away
  5. 4.1266 km WNW of Haveluloto, Tonga · 3087 days ago · 402 km deep · 69 km away
  6. 4.3241 km WNW of Haveluloto, Tonga · 3086 days ago · 527 km deep · 71 km away
  7. 4.1260 km WNW of Haveluloto, Tonga · 3085 days ago · 476 km deep · 31 km away
  8. 4.6196 km WNW of Haveluloto, Tonga · 3083 days ago · 304 km deep · 89 km away
  9. 4.5261 km WNW of Haveluloto, Tonga · 3080 days ago · 490 km deep · 50 km away
  10. 4.7Fiji region · 3068 days ago · 575 km deep · 95 km away
  11. 4.1Fiji region · 3067 days ago · 617 km deep · 88 km away
  12. 4.4292 km NW of Haveluloto, Tonga · 3067 days ago · 583 km deep · 45 km away
  13. 4.3280 km WNW of Haveluloto, Tonga · 3065 days ago · 516 km deep · 16 km away
  14. 4.2Fiji region · 3061 days ago · 537 km deep · 44 km away
  15. 4.3Fiji region · 3058 days ago · 525 km deep · 94 km away
  16. 4.3292 km WNW of Haveluloto, Tonga · 3056 days ago · 497 km deep · 23 km away
  17. 4.4272 km WNW of Haveluloto, Tonga · 3051 days ago · 547 km deep · 18 km away
  18. 4.8274 km WNW of Haveluloto, Tonga · 3045 days ago · 516 km deep · 69 km away

Before

  1. 4.4270 km WNW of Haveluloto, Tonga · 3107 days ago · 514 km deep · 44 km away
  2. 4.6Fiji region · 3114 days ago · 523 km deep · 83 km away
  3. 4.5292 km WNW of Haveluloto, Tonga · 3114 days ago · 501 km deep · 10 km away
  4. 4.4282 km WNW of Haveluloto, Tonga · 3118 days ago · 559 km deep · 19 km away
  5. 4.1Fiji region · 3124 days ago · 558 km deep · 30 km away
  6. 4.0284 km NW of Nuku‘alofa, Tonga · 3127 days ago · 396 km deep · 67 km away
  7. 4.4279 km WNW of Haveluloto, Tonga · 3133 days ago · 521 km deep · 51 km away

Earthquakes todayTonga earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000ddyb. Read Sat, Oct 3, 2026, 7:07 PM UTC.