Tofua - Wikipedia
网页Tofua is a volcanic island in Tonga. Located in the Haʻapai island group, it is a steep-sided composite cone with a summit caldera.
Tofua - Global Volcanism Program
网页Tofua is a remote volcano located in the central part of the Tonga Islands group. The summit contains a 5-km-wide caldera; three post-caldera cones were constructed at the N end of a caldera lake. The easternmost cone has three craters that have produced young basaltic-andesite lava flows, some of which traveled into the caldera lake.
Report on Tofua (Tonga) — 1 May-7 May 2024 - Global …
网页2024年5月7日 · The low, forested Tofua Island in the central part of the Tonga Islands group is the emergent summit of a large stratovolcano that was seen in eruption by Captain Cook in 1774. The summit contains a 5-km-wide caldera whose walls drop steeply about 500 m.
Report on Tofua (Tonga) — August 2021 - Global Volcanism …
网页Tofua is a remote volcano in the central part of the Tonga Islands group that contains a 5-km-wide caldera; three post-caldera cones were constructed at the N end of a caldera lake. The easternmost cone has three craters that have produced young basaltic-andesite lava flows, some of which traveled into the caldera lake.
Tofua Volcano Earthquakes: Latest Quakes Past 14 Days - VolcanoDiscovery
网页Tofua volcano is the subaerial part of a large frequently active stratovolcano. It forms the 8 km wide circular Tofua Island, dominated by the 5 km wide caldera containing a freshwater lake at only 30 m above sea level and surrounded by steep 300 m cliffs.
Tonga volcano eruption triggered ‘mega-tsunami’ - Nature
网页2022年1月15日 · The events following last year’s massive eruption of an underwater volcano in the island nation of Tonga have been reconstructed in a simulation that captures how the resulting tsunami spread ...
The 2019–2020 volcanic eruption of Late’iki (Metis Shoal), Tonga
网页2022年5月6日 · Late’iki (previously known as Metis Shoal) is a highly active volcano in the Tofua arc with at least four temporary island-building eruptions and one submarine eruption in the last 55 years.
Report on Tofua (Tonga) - August 2021 - ReliefWeb
网页2021年10月1日 · Tofua is a remote volcano in the central part of the Tonga Islands group that contains a 5-km-wide caldera; three post-caldera cones were constructed at the N end of a caldera lake. The...
The 2022 Hunga-Tonga megatsunami: Near-field simulation of a
网页2023年4月14日 · The Hunga Tonga–Hunga Ha’apai (HTHH) volcanic eruption in January 2022 generated catastrophic tsunami and contends for the largest natural explosion in more than a century. The main island, Tongatapu, suffered waves up to 17 m, and Tofua Island suffered waves up to 45 m, comfortably placing HTHH in the “megatsunami” league.
Mafic Plinian volcanism and ignimbrite emplacement at Tofua volcano ...
网页2011年4月27日 · Tofua Island is the largest emergent mafic volcano within the Tofua arc, Tonga, southwest Pacific. The volcano is dominated by a distinctive caldera averaging 4 km in diameter, containing a freshwater lake in the south and east.