6.3Strong

M 6.3 - 144 km NE of Hihifo, Tonga

144 km NE of Hihifo, Tonga

March 23, 2026 at 12:30 AM UTC

Seismic Data

Magnitude
M6.3
Strong
Depth
10.0 km
below surface
Coordinates
15.2263ยฐS, 172.6832ยฐW
epicenter
Felt Reports
1
DYFI responses
Max Intensity (CDI)
4.3
Community Internet Intensity
Shakemap MMI
4.2
Modified Mercalli Intensity

About This Earthquake

This was a strong earthquake registering M6.3 on the moment magnitude scale. It struck at 144 km NE of Hihifo, Tonga at a depth of 10.0 km below the surface.

1 people submitted felt reports to the USGS Did You Feel It? system, indicating the earthquake was perceptible across a significant area.

The earthquake occurred on March 23, 2026 at 12:30 AM UTC. View the full USGS event page for detailed waveform data, station information, and ShakeMap products: USGS Event us6000sii1.

Frequently Asked Questions

How strong was the 144 km NE of Hihifo, Tonga earthquake?

This was a strong earthquake with a magnitude of 6.3. Earthquakes of this magnitude can cause significant structural damage.

Where was the 144 km NE of Hihifo, Tonga earthquake felt?

The earthquake occurred at 144 km NE of Hihifo, Tonga at a depth of 10.0 km. A total of 1 people submitted felt reports.

M6.3 Strong Earthquake - 144 km NE of Hihifo, Tonga | USGS