Tonga earthquakes

M4.3 earthquake 279 km WNW of Haveluloto, Tonga

A magnitude 4.3 earthquake struck 279 km WNW of Haveluloto, Tonga on Mon, Oct 30, 2017, 5:55 PM GMT+13 (04:55 UTC), 514 km (319 mi) below the surface.

A larger quake followed: M4.7 Fiji region. 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.

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The earthquake

Magnitude
4.3 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2017-10-30 04:55:33 UTC
Depth
514.1 km (319.4 mi), deep
Epicenter
20.276° S, 177.734° 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 13.6 km horizontally, 7.5 km in depth
Magnitude uncertainty
±0.09
Depth from
From location
Station coverage gap
98°
Stations used
42

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 24 in the 60 days after this one and 11 in the 30 days before it.

After

  1. 4.3Fiji region · 3258 days ago · 552 km deep · 43 km away
  2. 4.3260 km WNW of Haveluloto, Tonga · 3257 days ago · 514 km deep · 19 km away
  3. 4.4258 km W of Haveluloto, Tonga · 3252 days ago · 329 km deep · 54 km away
  4. 4.3Fiji region · 3250 days ago · 537 km deep · 45 km away
  5. 4.4Fiji region · 3250 days ago · 613 km deep · 85 km away
  6. 4.7Fiji region · 3248 days ago · 577 km deep · 82 km away
  7. 4.3265 km WNW of Haveluloto, Tonga · 3243 days ago · 507 km deep · 16 km away
  8. 4.5Fiji region · 3242 days ago · 576 km deep · 82 km away
  9. 4.2257 km WNW of Haveluloto, Tonga · 3241 days ago · 521 km deep · 24 km away
  10. 4.2Fiji region · 3237 days ago · 575 km deep · 88 km away
  11. 4.2Fiji region · 3237 days ago · 549 km deep · 43 km away
  12. 4.3286 km W of Haveluloto, Tonga · 3235 days ago · 499 km deep · 62 km away
  13. 4.5273 km WNW of Haveluloto, Tonga · 3227 days ago · 479 km deep · 23 km away
  14. 4.6260 km WNW of Haveluloto, Tonga · 3227 days ago · 509 km deep · 25 km away
  15. 4.5Fiji region · 3227 days ago · 573 km deep · 64 km away
  16. 4.2279 km WNW of Haveluloto, Tonga · 3223 days ago · 526 km deep · 38 km away
  17. 4.4278 km W of Haveluloto, Tonga · 3220 days ago · 447 km deep · 61 km away
  18. 4.4291 km WNW of Haveluloto, Tonga · 3219 days ago · 475 km deep · 17 km away
  19. 4.2278 km WNW of Haveluloto, Tonga · 3217 days ago · 490 km deep · 10 km away
  20. 4.2276 km WNW of Haveluloto, Tonga · 3215 days ago · 379 km deep · 32 km away
  21. 4.2271 km WNW of Haveluloto, Tonga · 3211 days ago · 530 km deep · 11 km away
  22. 4.3298 km WNW of Haveluloto, Tonga · 3207 days ago · 502 km deep · 19 km away
  23. 4.4280 km WNW of Haveluloto, Tonga · 3206 days ago · 516 km deep · 17 km away
  24. 4.2288 km WNW of Haveluloto, Tonga · 3200 days ago · 367 km deep · 26 km away

Before

  1. 4.1Fiji region · 3259 days ago · 591 km deep · 72 km away
  2. 3.9Fiji region · 3261 days ago · 567 km deep · 61 km away
  3. 4.0245 km WNW of Haveluloto, Tonga · 3265 days ago · 351 km deep · 37 km away
  4. 4.4274 km NW of Haveluloto, Tonga · 3266 days ago · 580 km deep · 98 km away
  5. 4.6272 km WNW of Haveluloto, Tonga · 3272 days ago · 514 km deep · 30 km away
  6. 4.0247 km WNW of Haveluloto, Tonga · 3275 days ago · 395 km deep · 37 km away
  7. 4.1Fiji region · 3277 days ago · 558 km deep · 32 km away
  8. 4.3277 km WNW of Haveluloto, Tonga · 3277 days ago · 486 km deep · 19 km away
  9. 4.1272 km WNW of Haveluloto, Tonga · 3277 days ago · 517 km deep · 8 km away
  10. 4.7Fiji region · 3281 days ago · 616 km deep · 74 km away
  11. 4.3Fiji region · 3287 days ago · 574 km deep · 99 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000bkc9. Read Thu, Oct 1, 2026, 4:38 PM UTC.