Tonga earthquakes

M4.2 earthquake 276 km WNW of Haveluloto, Tonga

A magnitude 4.2 earthquake struck 276 km WNW of Haveluloto, Tonga on Sun, Sep 20, 2020, 9:43 PM GMT+13 (08:43 UTC), 537 km (334 mi) below the surface.

A larger quake followed: M6.0 291 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
4.2 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2020-09-20 08:43:45 UTC
Depth
537.1 km (333.8 mi), deep
Epicenter
20.134° S, 177.635° 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 15.9 km horizontally, 11.4 km in depth
Magnitude uncertainty
±0.12
Depth from
From location
Station coverage gap
179°
Stations used
21

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 19 in the 60 days after this one and 12 in the 30 days before it.

After

  1. 4.1268 km WNW of Haveluloto, Tonga · 2199 days ago · 526 km deep · 49 km away
  2. 4.1266 km W of Haveluloto, Tonga · 2193 days ago · 568 km deep · 85 km away
  3. 4.2295 km WNW of Haveluloto, Tonga · 2191 days ago · 404 km deep · 20 km away
  4. 4.5Fiji region · 2191 days ago · 503 km deep · 96 km away
  5. 4.2253 km W of Haveluloto, Tonga · 2185 days ago · 398 km deep · 86 km away
  6. 4.1293 km W of Haveluloto, Tonga · 2185 days ago · 506 km deep · 73 km away
  7. 4.4290 km NW of Haveluloto, Tonga · 2181 days ago · 544 km deep · 58 km away
  8. 4.0295 km W of Haveluloto, Tonga · 2180 days ago · 507 km deep · 73 km away
  9. 4.1265 km W of Haveluloto, Tonga · 2180 days ago · 534 km deep · 91 km away
  10. 4.2256 km W of Haveluloto, Tonga · 2176 days ago · 452 km deep · 71 km away
  11. 4.1Fiji region · 2174 days ago · 591 km deep · 51 km away
  12. 4.2267 km WNW of Haveluloto, Tonga · 2174 days ago · 555 km deep · 12 km away
  13. 4.0Fiji region · 2163 days ago · 596 km deep · 73 km away
  14. 4.3249 km WNW of Haveluloto, Tonga · 2163 days ago · 510 km deep · 46 km away
  15. 4.1269 km WNW of Haveluloto, Tonga · 2161 days ago · 499 km deep · 43 km away
  16. 5.7267 km WNW of Haveluloto, Tonga · 2158 days ago · 388 km deep · 24 km away
  17. 4.0277 km NW of Haveluloto, Tonga · 2151 days ago · 405 km deep · 46 km away
  18. 6.0291 km WNW of Haveluloto, Tonga · 2150 days ago · 417 km deep · 47 km away
  19. 4.3Fiji region · 2143 days ago · 542 km deep · 98 km away

Before

  1. 4.5258 km WNW of Haveluloto, Tonga · 2207 days ago · 513 km deep · 41 km away
  2. 4.6Fiji region · 2208 days ago · 547 km deep · 98 km away
  3. 4.2Fiji region · 2219 days ago · 532 km deep · 93 km away
  4. 4.2293 km WNW of Haveluloto, Tonga · 2220 days ago · 545 km deep · 33 km away
  5. 4.2284 km W of Haveluloto, Tonga · 2220 days ago · 499 km deep · 69 km away
  6. 4.4259 km WNW of Haveluloto, Tonga · 2221 days ago · 492 km deep · 19 km away
  7. 4.2Fiji region · 2224 days ago · 567 km deep · 68 km away
  8. 4.4Fiji region · 2227 days ago · 590 km deep · 68 km away
  9. 4.0Fiji region · 2228 days ago · 578 km deep · 79 km away
  10. 4.1Fiji region · 2228 days ago · 533 km deep · 91 km away
  11. 4.6288 km WNW of Haveluloto, Tonga · 2230 days ago · 558 km deep · 29 km away
  12. 4.1264 km WNW of Haveluloto, Tonga · 2231 days ago · 495 km deep · 55 km away

Earthquakes todayTonga earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000c0lv. Read Thu, Oct 1, 2026, 6:25 AM UTC.