Strong and shallow M6.7 earthquake hits Samoa Islands region

Strong and shallow M6.7 earthquake hits Samoa Islands region

A strong and shallow earthquake, registered by the USGS as M6.7 hit Samoa Islands region at 19:24 UTC on December 4, 2022. The agency is reporting a depth of 36 km (22.3 miles). EMSC is reporting M6.7 at a depth of 10 km (6.2 miles).

Home Reef volcano grows to 6 hectares (15 acres), Tonga

Home Reef volcano grows to 6 hectares (15 acres), Tonga

Home Reef volcano re-emerged above sea level on September 9, 2022, prompting authorities in Tonga to issue a Hazard Alert to all marines to sail at least 5 km (3.1 miles) away from the volcano. The volcano is located midway between Metis Shoal and Late Island in the central Tonga islands. It was first reported active in the mid-19th century when an ephemeral island formed.

Home Reef volcano re-emerges above sea level, Tonga

Home Reef volcano re-emerges above sea level, Tonga

Home Reef submarine volcano in Tonga started erupting on September 9, 2022 and re-emerged above sea level. The activity at the volcano is fumarolic, releasing gas into the atmosphere up to 1 km (3 200 feet) above sea level. A Hazard Alert was issued to all marines to sail at least 5 km (3.1 miles) away from the volcano.

Strong M6.2 earthquake hits Tonga at intermediate depth

Strong M6.2 earthquake hits Tonga at intermediate depth

A strong earthquake registered by the USGS as M6.2 hit Tonga at 13:07 UTC on June 4, 2022. The agency is reporting a depth of 238 km (147 miles). EMSC is reporting M6.3 at a depth of 251 km (155 miles).

Hunga Tonga-Hunga Ha’apai eruption caused a major space weather event

Hunga Tonga-Hunga Ha’apai eruption caused a major space weather event

When the Hunga Tonga-Hunga Ha‘apai volcano in Tonga erupted on January 15, 2022, it sent atmospheric shock waves, sonic booms, and tsunami waves around the world. Now, new research published in Geophysical Research Letters shows the effects of the eruption also reached space, causing a major space weather event.

Shallow M6.0 earthquake hits Tonga

Shallow M6.0 earthquake hits Tonga

A strong and shallow earthquake registered by the USGS as M6.0 hit Tonga at 04:33 UTC on April 19, 2022. The agency is reporting a depth of 10 km (6.2 miles). EMSC is reporting the same magnitude and depth.

Shallow M6.3 earthquake hits south of Tonga

Shallow M6.3 earthquake hits south of Tonga

A strong and shallow earthquake registered by the USGS as M6.3 hit south of Tonga at 21:24 UTC on March 19, 2022. The agency is reporting a depth of 10 km (6.2 miles). EMSC is reporting it as M5.8 at a depth of 60 km (37 miles). The epicenter was located 457 km (284…

Strong and shallow M6.2 earthquake hits Tonga region

Strong and shallow M6.2 earthquake hits Tonga region

A strong and shallow earthquake registered by the USGS as M6.2 hit the Tonga region at 06:40 UTC on January 27, 2022. The agency is reporting a depth of 14.5 km (9 miles). EMSC is reporting M6.2 at a depth of 10 km (6.2 miles). The epicenter was located about 219 km…