Tonga earthquakes

M4.9 earthquake 109 km SSE of Hihifo, Tonga

A magnitude 4.9 earthquake struck 109 km SSE of Hihifo, Tonga on Thu, Apr 17, 2025, 2:14 PM GMT+13 (01:14 UTC), 35 km (22 mi) below the surface.

Apia forecast More 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: 4.9 (mb, body-wave), light
Magnitude from: USGS National Earthquake Information Center
Local time: Thu, Apr 17, 2025, 2:14 PM GMT+13
UTC: 2025-04-17 01:14:30 UTC
Depth: 35.0 km (21.7 mi), shallow
Epicenter: 16.846° S, 173.349° 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 12.7 km horizontally, 1.9 km in depth
Magnitude uncertainty: ±0.11
Depth from: Operator assigned
Station coverage gap: 124°
Stations used: 40

Nearest places

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

Apia, SamoaPopulation 40,407. Forecast375 kmSSW

Nearby

Within 100 km, magnitude 1.9 and up: 8 in the 60 days after this one and 6 in the 30 days before it.

After

Before

Earthquakes today Tonga earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000q6n7. Read Sun, Oct 4, 2026, 4:56 PM UTC.