Tonga earthquakes

M4.0 earthquake 247 km WNW of Haveluloto, Tonga

A magnitude 4.0 earthquake struck 247 km WNW of Haveluloto, Tonga on Sat, Oct 14, 2017, 11:04 AM GMT+13 (22:04 UTC), 395 km (245 mi) below the surface.

A larger quake followed: M4.6 272 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.

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The earthquake

Magnitude
4.0 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2017-10-13 22:04:21 UTC
Depth
395.0 km (245.4 mi), deep
Epicenter
20.233° S, 177.378° 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 12.0 km horizontally, 16.9 km in depth
Magnitude uncertainty
±0.13
Depth from
From location
Station coverage gap
143°
Stations used
23

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 20 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 4.6272 km WNW of Haveluloto, Tonga · 3273 days ago · 514 km deep · 52 km away
  2. 4.4274 km NW of Haveluloto, Tonga · 3266 days ago · 580 km deep · 79 km away
  3. 4.0245 km WNW of Haveluloto, Tonga · 3265 days ago · 351 km deep · 30 km away
  4. 3.9Fiji region · 3261 days ago · 567 km deep · 96 km away
  5. 4.3279 km WNW of Haveluloto, Tonga · 3259 days ago · 514 km deep · 37 km away
  6. 4.3Fiji region · 3258 days ago · 552 km deep · 79 km away
  7. 4.3260 km WNW of Haveluloto, Tonga · 3257 days ago · 514 km deep · 22 km away
  8. 4.4258 km W of Haveluloto, Tonga · 3252 days ago · 329 km deep · 65 km away
  9. 4.3Fiji region · 3250 days ago · 537 km deep · 65 km away
  10. 4.3265 km WNW of Haveluloto, Tonga · 3243 days ago · 507 km deep · 22 km away
  11. 4.2257 km WNW of Haveluloto, Tonga · 3241 days ago · 521 km deep · 26 km away
  12. 4.2Fiji region · 3237 days ago · 549 km deep · 80 km away
  13. 4.3286 km W of Haveluloto, Tonga · 3235 days ago · 499 km deep · 86 km away
  14. 4.5273 km WNW of Haveluloto, Tonga · 3227 days ago · 479 km deep · 47 km away
  15. 4.6260 km WNW of Haveluloto, Tonga · 3227 days ago · 509 km deep · 13 km away
  16. 4.2279 km WNW of Haveluloto, Tonga · 3223 days ago · 526 km deep · 36 km away
  17. 4.4278 km W of Haveluloto, Tonga · 3220 days ago · 447 km deep · 82 km away
  18. 4.4291 km WNW of Haveluloto, Tonga · 3219 days ago · 475 km deep · 54 km away
  19. 4.2278 km WNW of Haveluloto, Tonga · 3217 days ago · 490 km deep · 32 km away
  20. 4.2276 km WNW of Haveluloto, Tonga · 3216 days ago · 379 km deep · 56 km away

Before

  1. 4.1Fiji region · 3277 days ago · 558 km deep · 66 km away
  2. 4.3277 km WNW of Haveluloto, Tonga · 3277 days ago · 486 km deep · 47 km away
  3. 4.1272 km WNW of Haveluloto, Tonga · 3277 days ago · 517 km deep · 33 km away
  4. 4.3288 km NW of Haveluloto, Tonga · 3293 days ago · 546 km deep · 67 km away
  5. 4.3Fiji region · 3295 days ago · 496 km deep · 59 km away
  6. 4.4230 km WNW of Haveluloto, Tonga · 3300 days ago · 374 km deep · 27 km away
  7. 4.5299 km NW of Haveluloto, Tonga · 3301 days ago · 564 km deep · 78 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000aul6. Read Thu, Oct 1, 2026, 9:29 PM UTC.