Tonga earthquakes

M4.5 earthquake 186 km WNW of Houma, Tonga

A magnitude 4.5 earthquake struck 186 km WNW of Houma, Tonga on Tue, Jan 27, 2026, 5:56 PM GMT+13 (04:56 UTC), 270 km (167 mi) below the surface.

A larger quake followed: M5.2 126 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
4.5 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2026-01-27 04:56:36 UTC
Depth
269.5 km (167.5 mi), intermediate-depth
Epicenter
20.430° S, 176.913° 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 10.9 km horizontally, 7.8 km in depth
Magnitude uncertainty
±0.07
Depth from
From location
Station coverage gap
98°
Stations used
73

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 12 in the 60 days after this one and 5 in the 30 days before it.

After

  1. 4.4269 km WNW of Houma, Tonga · 246 days ago · 533 km deep · 86 km away
  2. 4.1268 km WNW of Houma, Tonga · 231 days ago · 611 km deep · 89 km away
  3. 4.3272 km WNW of Houma, Tonga · 225 days ago · 10 km deep · 90 km away
  4. 4.7243 km WNW of Houma, Tonga · 224 days ago · 378 km deep · 57 km away
  5. 5.2126 km WNW of Houma, Tonga · 221 days ago · 224 km deep · 60 km away
  6. 4.3268 km WNW of Houma, Tonga · 219 days ago · 539 km deep · 82 km away
  7. 4.7259 km WNW of Houma, Tonga · 209 days ago · 552 km deep · 73 km away
  8. 4.4263 km WNW of Houma, Tonga · 209 days ago · 529 km deep · 77 km away
  9. 4.3256 km WNW of Houma, Tonga · 204 days ago · 518 km deep · 85 km away
  10. 4.2282 km WNW of Houma, Tonga · 202 days ago · 541 km deep · 96 km away
  11. 4.1281 km WNW of Houma, Tonga · 200 days ago · 553 km deep · 96 km away
  12. 4.2112 km WNW of Houma, Tonga · 197 days ago · 218 km deep · 83 km away

Before

  1. 4.1284 km WNW of Houma, Tonga · 260 days ago · 528 km deep · 98 km away
  2. 4.3256 km WNW of Houma, Tonga · 263 days ago · 520 km deep · 73 km away
  3. 4.3274 km WNW of Houma, Tonga · 263 days ago · 526 km deep · 92 km away
  4. 4.3282 km WNW of Houma, Tonga · 274 days ago · 526 km deep · 99 km away
  5. 4.5269 km WNW of Houma, Tonga · 281 days ago · 540 km deep · 87 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000s4ns. Read Mon, Oct 5, 2026, 2:06 AM UTC.