1. Tonga Islands

M 5.9 • 06:02:46 UTC

A magnitude 5.9 earthquake struck near Tonga Islands, on March 23, 2026, at 06:02:46 UTC. The quake originated at a depth of 10.0 km, according to seismic data.

At the time of the event, local weather conditions were reported as clear sky, with an ambient temperature of around 29°C.

Technical details of the earthquake were confirmed by EMSC and the USGS. Data may be subject to revision in the hours and days following the event.

2. Western Indian-antarctic Ridge

M 5.1 • 01:29:34 UTC

A magnitude 5.1 earthquake struck near Western Indian-antarctic Ridge, on March 23, 2026, at 01:29:34 UTC. The quake originated at a depth of 10.0 km, according to seismic data.

At the time of the event, local weather conditions were reported as overcast clouds, with an ambient temperature of around 7°C.

Technical details of the earthquake were confirmed by EMSC and the USGS. Data may be subject to revision in the hours and days following the event.

3. 233 Km Ssw Of ‘ohonua, Tonga

M 4.9 • 04:23:00 UTC

A magnitude 4.9 earthquake struck near 233 Km Ssw Of ‘ohonua, Tonga, on March 23, 2026, at 04:23:00 UTC. The quake originated at a depth of 10.0 km, according to seismic data.

At the time of the event, local weather conditions were reported as broken clouds, with an ambient temperature of around 28°C.

Technical details of the earthquake were confirmed by EMSC and the USGS. Data may be subject to revision in the hours and days following the event.

4. Northern Mid-atlantic Ridge

M 4.9 • 01:41:38 UTC

A magnitude 4.9 earthquake struck near Northern Mid-atlantic Ridge, on March 23, 2026, at 01:41:38 UTC. The quake originated at a depth of 10.0 km, according to seismic data.

At the time of the event, local weather conditions were reported as clear sky, with an ambient temperature of around 23°C.

Technical details of the earthquake were confirmed by EMSC and the USGS. Data may be subject to revision in the hours and days following the event.

5. Vanuatu Islands

M 4.9 • 03:48:05 UTC

A magnitude 4.9 earthquake struck near Vanuatu Islands, on March 23, 2026, at 03:48:05 UTC. The quake originated at a depth of 10.0 km, according to seismic data.

At the time of the event, local weather conditions were reported as overcast clouds, with an ambient temperature of around 27°C.

Technical details of the earthquake were confirmed by EMSC and the USGS. Data may be subject to revision in the hours and days following the event.

Our editorial team carefully monitors seismic data to provide in-depth analysis. Explore our real-time interactive Live Map for more details.