Tonga earthquakes

M4.6 earthquake 247 km WNW of Houma, Tonga

A magnitude 4.6 earthquake struck 247 km WNW of Houma, Tonga on Thu, Apr 2, 2026, 12:49 PM GMT+13 (23:49 UTC), 544 km (338 mi) below the surface.

A larger quake followed: M4.9 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
4.6 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2026-04-01 23:49:37 UTC
Depth
543.8 km (337.9 mi), deep
Epicenter
20.165° S, 177.423° 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, 10.8 km in depth
Magnitude uncertainty
±0.11
Depth from
From location
Station coverage gap
97°
Stations used
29

Nearest places

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

Nearby

Within 100 km, magnitude 1.6 and up: 10 in the 60 days after this one and 15 in the 30 days before it.

After

  1. 4.2Fiji region · 179 days ago · 534 km deep · 75 km away
  2. 4.9Fiji region · 177 days ago · 531 km deep · 93 km away
  3. 4.0272 km WNW of Houma, Tonga · 172 days ago · 550 km deep · 54 km away
  4. 4.6289 km WNW of Houma, Tonga · 171 days ago · 546 km deep · 66 km away
  5. 4.0281 km WNW of Houma, Tonga · 170 days ago · 509 km deep · 47 km away
  6. 4.1266 km WNW of Houma, Tonga · 159 days ago · 533 km deep · 21 km away
  7. 4.4267 km WNW of Houma, Tonga · 150 days ago · 478 km deep · 34 km away
  8. 4.1Fiji region · 146 days ago · 535 km deep · 92 km away
  9. 4.4Fiji region · 133 days ago · 581 km deep · 83 km away
  10. 4.6290 km WNW of Houma, Tonga · 125 days ago · 566 km deep · 51 km away

Before

  1. 4.7289 km WNW of Houma, Tonga · 186 days ago · 548 km deep · 79 km away
  2. 4.5291 km WNW of Houma, Tonga · 186 days ago · 520 km deep · 69 km away
  3. 4.2Fiji region · 187 days ago · 546 km deep · 88 km away
  4. 4.2Fiji region · 192 days ago · 617 km deep · 91 km away
  5. 4.1Fiji region · 193 days ago · 571 km deep · 83 km away
  6. 4.3287 km WNW of Houma, Tonga · 196 days ago · 515 km deep · 60 km away
  7. 4.4285 km WNW of Houma, Tonga · 198 days ago · 498 km deep · 82 km away
  8. 4.1281 km WNW of Houma, Tonga · 199 days ago · 553 km deep · 39 km away
  9. 4.5Fiji region · 199 days ago · 572 km deep · 93 km away · felt by 2
  10. 4.2293 km NW of Houma, Tonga · 200 days ago · 543 km deep · 69 km away
  11. 4.2282 km WNW of Houma, Tonga · 201 days ago · 541 km deep · 36 km away
  12. 4.3256 km WNW of Houma, Tonga · 203 days ago · 518 km deep · 59 km away
  13. 4.4263 km WNW of Houma, Tonga · 208 days ago · 529 km deep · 18 km away
  14. 4.7259 km WNW of Houma, Tonga · 208 days ago · 552 km deep · 13 km away
  15. 4.3294 km NW of Houma, Tonga · 210 days ago · 570 km deep · 75 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000snzm. Read Sat, Oct 3, 2026, 3:07 PM UTC.