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An underwater volcano erupted off Tonga on Saturday (January 15) and triggered a tsunami warning for several South Pacific island nations. Footage on social media showed waves crashing into homes ...
[22] [23] The government of Tonga issued a tsunami warning to residents, and waves of 30 cm (12 in) were observed in Nuku'alofa. [22] [24] Later in the afternoon, Tongan geologists near the volcano observed explosions and a 5-kilometre-wide (3.1 mi) ash column between 17:00 and 18:30 local time. [25]
The Tonga Meteorological Services said a tsunami warning was in effect for all of the archipelago, and data from the Pacific Tsunami Warning Center showed waves of 80 centimeters (2.6 feet) had ...
An underwater volcano off Tonga erupted on Saturday, triggering tsunami warnings and evacuation orders in Japan and causing large waves in several South Pacific islands, where footage on social ...
Hunga Tonga and Hunga Haʻapai are the only subaerial parts of the volcano. Hunga Tonga is the eastern island, while Hunga Haʻapai is the western one. They are part of Tonga's Haʻapai group of islands, [15] an island arc formed at the convergent boundary where the Pacific Plate subducts under the Indo-Australian Plate. [6] [16] [17]
The Samoa hotspot is a volcanic hotspot located in the south Pacific Ocean. The hotspot model describes a hot upwelling plume of magma through the Earth's crust as an explanation of how volcanic islands are formed. The hotspot idea came from J. Tuzo Wilson in 1963 based on the Hawaiian Islands volcanic chain.
UTC time: 2009-09-29 17:48:10: ISC event: 15162203: USGS-ANSSComCat: Local date: 29 September 2009 (): Local time: 06:48:10: Magnitude: 8.1 M w [1]: Depth: 15 km (9.3 mi) [1] Epicenter: 1]: Type: First subevent Normal Second and third subevent Megathrust [2] [3]: Areas affected: Samoa American Samoa Tonga Cook Islands Fiji French Polynesia New Zealand: Max. intensity: MMI VI (Strong) [3 ...
"Tsunami activity" was detected after an underground volcano eruption near the South Pacific country of Tonga, New Zealand's National Emergency Management Agency tweeted on Saturday."We have ...