Recent Earthquakes: 5 strongest seismic events of March 21, 2026 from 00:00 to 12:00 UTC

1. Vanuatu Islands

A magnitude 5.9 earthquake struck near Vanuatu Islands, on March 21, 2026, at 03:20:58 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 29°C.

The epicenter was located in Vanuatu, a Oceania country covering approximately 12,189 square kilometers and home to more than 0.3 million people. The capital city is Port Vila.

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. Salta Province, Argentina

A magnitude 5.6 earthquake struck near Salta Province, Argentina, on March 21, 2026, at 10:00:36 UTC. The quake originated at a depth of 185.0 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 0°C.

The epicenter was located in Argentina, a Americas country covering approximately 2,780,400 square kilometers and home to more than 46.7 million people. The capital city is Buenos Aires.

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. Off The Northeast Coast Of Amami-oshima Island

A magnitude 5.5 earthquake struck near Off The Northeast Coast Of Amami-oshima Island, on March 21, 2026, at 11:12:00 UTC. The quake originated at a depth of 30.0 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 18°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. Kermadec Islands, New Zealand

A magnitude 5.0 earthquake struck near Kermadec Islands, New Zealand, on March 21, 2026, at 10:25:58 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 22°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. Fiji Islands Region

A magnitude 4.7 earthquake struck near Fiji Islands Region, on March 21, 2026, at 05:56:04 UTC. The quake originated at a depth of 515.0 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.