Tonga earthquakes

M4.5 earthquake 274 km WNW of Haveluloto, Tonga

A magnitude 4.5 earthquake struck 274 km WNW of Haveluloto, Tonga on Thu, May 21, 2020, 5:07 PM GMT+13 (04:07 UTC), 564 km (351 mi) below the surface.

A larger quake followed: M4.6 276 km NW 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
2020-05-21 04:07:20 UTC
Depth
564.3 km (350.7 mi), deep
Epicenter
20.173° S, 177.632° 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 15.5 km horizontally, 4.6 km in depth
Magnitude uncertainty
±0.13
Depth from
From location
Station coverage gap
49°
Stations used
32

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 23 in the 60 days after this one and 12 in the 30 days before it.

After

  1. 4.2Fiji region · 2321 days ago · 594 km deep · 94 km away
  2. 4.3281 km WNW of Haveluloto, Tonga · 2314 days ago · 496 km deep · 51 km away
  3. 4.3296 km WNW of Haveluloto, Tonga · 2305 days ago · 498 km deep · 22 km away
  4. 4.6276 km NW of Haveluloto, Tonga · 2302 days ago · 555 km deep · 65 km away
  5. 4.1Fiji region · 2299 days ago · 565 km deep · 90 km away
  6. 4.3234 km W of Haveluloto, Tonga · 2299 days ago · 291 km deep · 91 km away
  7. 4.1266 km W of Haveluloto, Tonga · 2294 days ago · 540 km deep · 60 km away
  8. 4.1274 km WNW of Haveluloto, Tonga · 2293 days ago · 402 km deep · 3 km away
  9. 4.3271 km WNW of Haveluloto, Tonga · 2292 days ago · 538 km deep · 23 km away
  10. 4.3Fiji region · 2290 days ago · 549 km deep · 49 km away
  11. 4.4271 km WNW of Haveluloto, Tonga · 2287 days ago · 533 km deep · 31 km away
  12. 4.1231 km WNW of Haveluloto, Tonga · 2286 days ago · 496 km deep · 46 km away
  13. 4.3Fiji region · 2281 days ago · 561 km deep · 55 km away
  14. 4.2263 km W of Haveluloto, Tonga · 2281 days ago · 484 km deep · 72 km away
  15. 4.4278 km WNW of Haveluloto, Tonga · 2281 days ago · 558 km deep · 18 km away
  16. 4.1Fiji region · 2281 days ago · 514 km deep · 60 km away
  17. 4.1287 km NW of Haveluloto, Tonga · 2280 days ago · 541 km deep · 61 km away
  18. 4.5264 km WNW of Haveluloto, Tonga · 2280 days ago · 517 km deep · 30 km away
  19. 4.3282 km WNW of Haveluloto, Tonga · 2278 days ago · 332 km deep · 40 km away
  20. 4.2249 km WNW of Haveluloto, Tonga · 2272 days ago · 496 km deep · 40 km away
  21. 4.5Fiji region · 2270 days ago · 453 km deep · 91 km away
  22. 4.3Fiji region · 2269 days ago · 547 km deep · 34 km away
  23. 4.2296 km WNW of Haveluloto, Tonga · 2267 days ago · 539 km deep · 49 km away

Before

  1. 4.2299 km WNW of Haveluloto, Tonga · 2330 days ago · 496 km deep · 41 km away
  2. 4.3Fiji region · 2332 days ago · 548 km deep · 44 km away
  3. 4.6287 km W of Haveluloto, Tonga · 2335 days ago · 480 km deep · 68 km away
  4. 4.5279 km WNW of Haveluloto, Tonga · 2336 days ago · 505 km deep · 11 km away
  5. 4.1278 km W of Haveluloto, Tonga · 2336 days ago · 441 km deep · 73 km away
  6. 4.3Fiji region · 2341 days ago · 625 km deep · 53 km away
  7. 4.3Fiji region · 2343 days ago · 520 km deep · 47 km away
  8. 4.4274 km WNW of Haveluloto, Tonga · 2346 days ago · 506 km deep · 37 km away
  9. 4.4238 km WNW of Haveluloto, Tonga · 2347 days ago · 360 km deep · 38 km away
  10. 4.2Fiji region · 2350 days ago · 609 km deep · 88 km away
  11. 4.4289 km WNW of Haveluloto, Tonga · 2352 days ago · 546 km deep · 18 km away
  12. 4.2289 km WNW of Haveluloto, Tonga · 2355 days ago · 540 km deep · 54 km away

Earthquakes todayTonga earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000a1nk. Read Sat, Oct 3, 2026, 6:59 PM UTC.