Tonga earthquakes

M5.3 earthquake 265 km WSW of Haveluloto, Tonga

A magnitude 5.3 earthquake struck 265 km WSW of Haveluloto, Tonga on Thu, Nov 17, 2016, 10:26 AM GMT+14 (20:26 UTC), 296 km (184 mi) below the surface.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
5.3 (Mww, W-phase moment), moderate
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2016-11-16 20:26:14 UTC
Depth
296.0 km (183.9 mi), intermediate-depth
Epicenter
22.095° S, 177.566° W
Region
Tonga
Strongest shaking
II, weak shaking
PAGER alert
Green
Tsunami flag
No
Status
Reviewed by a seismologist

Magnitude estimates

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.ScaleComputed byNotes
5.3Mww, W-phase momentUSGS National Earthquake Information CenterPreferred · Reviewed
5.3Mw, momentISC-GEM global catalogFinal · ±0.1

Shaking

The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.

Strongest estimated
II, weak shaking
Map
Automatic
USGS ShakeMap: estimated shaking intensity around the epicenter
Estimated shaking intensity. Map: USGS ShakeMap.

Did you feel it?

No one has reported feeling this quake to the USGS.

Estimated impact

The USGS PAGER system estimates deaths and economic losses from the shaking and the population and buildings exposed to it.

Alert level
Green: little or no damage or loss of life expected

Fault motion and ground failure

How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.

Faulting
Normal
Moment magnitude
5.3 Mww
Nodal plane 1
Strike 112°, dip 83°, rake -93°
Nodal plane 2
Strike 316°, dip 8°, rake -66°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 10.1 km horizontally, 4.7 km in depth
Depth from
From location
Station coverage gap
30°
Stations used
582

Nearest places

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

Nearby

Within 100 km, magnitude 2.3 and up: 5 in the 60 days after this one and 0 in the 30 days before it.

After

Earthquakes todayTonga earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us100078zy (also filed as iscgem615040651). Read Sat, Oct 3, 2026, 2:57 AM UTC.