Tonga earthquakes

M4.0 earthquake 272 km WNW of Houma, Tonga

A magnitude 4.0 earthquake struck 272 km WNW of Houma, Tonga on Wed, Apr 15, 2026, 9:55 AM GMT+13 (20:55 UTC), 550 km (342 mi) below the surface.

A larger quake followed: M4.9 282 km WNW of Houma, 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
2026-04-14 20:55:57 UTC
Depth
550.0 km (341.8 mi), deep
Epicenter
20.486° S, 177.817° 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 20.5 km horizontally, 12.2 km in depth
Magnitude uncertainty
±0.16
Depth from
From location
Station coverage gap
260°, poorly surrounded by stations
Stations used
19

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 15 in the 30 days before it.

After

  1. 4.6289 km WNW of Houma, Tonga · 171 days ago · 546 km deep · 17 km away
  2. 4.0281 km WNW of Houma, Tonga · 170 days ago · 509 km deep · 20 km away
  3. 4.1Fiji region · 162 days ago · 550 km deep · 57 km away
  4. 4.1266 km WNW of Houma, Tonga · 159 days ago · 533 km deep · 40 km away
  5. 4.5293 km W of Houma, Tonga · 155 days ago · 504 km deep · 48 km away
  6. 4.4267 km WNW of Houma, Tonga · 150 days ago · 478 km deep · 22 km away
  7. 4.1Fiji region · 146 days ago · 535 km deep · 40 km away
  8. 4.3Fiji region · 142 days ago · 597 km deep · 76 km away
  9. 4.4Fiji region · 136 days ago · 594 km deep · 88 km away
  10. 4.4Fiji region · 133 days ago · 602 km deep · 94 km away
  11. 4.4Fiji region · 128 days ago · 557 km deep · 71 km away
  12. 4.6290 km WNW of Houma, Tonga · 125 days ago · 566 km deep · 83 km away
  13. 4.9282 km WNW of Houma, Tonga · 124 days ago · 545 km deep · 52 km away
  14. 4.2299 km WNW of Houma, Tonga · 121 days ago · 531 km deep · 27 km away
  15. 4.1Fiji region · 121 days ago · 589 km deep · 85 km away
  16. 4.3Fiji region · 118 days ago · 580 km deep · 100 km away
  17. 4.5Fiji region · 118 days ago · 588 km deep · 95 km away
  18. 4.7265 km WNW of Houma, Tonga · 116 days ago · 568 km deep · 61 km away
  19. 4.3278 km WNW of Houma, Tonga · 114 days ago · 515 km deep · 26 km away
  20. 4.4297 km NW of Houma, Tonga · 113 days ago · 548 km deep · 92 km away

Before

  1. 4.9Fiji region · 177 days ago · 531 km deep · 40 km away
  2. 4.1Fiji region · 177 days ago · 567 km deep · 87 km away
  3. 4.2Fiji region · 179 days ago · 534 km deep · 46 km away
  4. 4.6247 km WNW of Houma, Tonga · 185 days ago · 544 km deep · 54 km away
  5. 4.7289 km WNW of Houma, Tonga · 186 days ago · 548 km deep · 25 km away
  6. 4.5291 km WNW of Houma, Tonga · 186 days ago · 520 km deep · 19 km away
  7. 4.2Fiji region · 187 days ago · 546 km deep · 44 km away
  8. 4.2Fiji region · 192 days ago · 617 km deep · 91 km away
  9. 4.1Fiji region · 195 days ago · 517 km deep · 73 km away
  10. 4.3266 km W of Houma, Tonga · 196 days ago · 416 km deep · 83 km away
  11. 4.3287 km WNW of Houma, Tonga · 196 days ago · 515 km deep · 16 km away
  12. 4.8Fiji region · 197 days ago · 575 km deep · 66 km away
  13. 4.4285 km WNW of Houma, Tonga · 198 days ago · 498 km deep · 28 km away
  14. 4.1281 km WNW of Houma, Tonga · 199 days ago · 553 km deep · 34 km away
  15. 4.2282 km WNW of Houma, Tonga · 201 days ago · 541 km deep · 58 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000ssc0. Read Sat, Oct 3, 2026, 4:02 PM UTC.