Hunga Tonga–Hunga Haʻapai is a submarine volcano in the Kermadec-Tonga Ridge in South Pacific, a ridge formed by the convergent boundary where the Pacific Plate is subducted by the Indo-Australian Plate, forming a long volcanic and island chain.

(Main map) Hunga Tonga and Hunga Ha'apai lie on the rim of a submarine caldera located 65 km N of a wharf in the harbor at Nuku'alofa, Tongatapu island (the main island of the archipelago). Nuku'alofa is a deep-water port, the nation's capital, and Tonga's economic hub.

Hunga Tonga-Hunga Ha'apai is a volcano in Tonga and has an elevation of 114 metres. Mapcarta, the open map.

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Hunga Tonga reaches an elevation of 149 m (489 ft), while Hunga Haʻapai comes to only 128 m (420 ft) above sea level. Neither island is large: Hunga Tonga was roughly 390,000 m2 (0.15 sq mi) and Hunga Haʻapai 650,000 m2 (0.25 sq mi) in size before they were connected.

Mar 25, 2022 · Hunga Tonga - Kelefesia Map (Kingdom of Tonga) Topographic map (1:25000) of Kelefesia archipelago within Ha'apai group (Kingdom of Tonga) made in 1976. This map includes Hunga Tonga island before 2022 eruption.

About 70 km (43 mi) northwest of Tongatapu lies Hunga Tonga, an island created by a volcanic eruption between two cliff-like islets in 2015, merging them into a single island. Another forceful explosion on 14 January 2022 destroyed the land bridge and separated the cliffs again.

Hunga Tonga–Hunga Haʻapai is a submarine volcano in the South Pacific located about 30 km south of the submarine volcano of Fonuafoʻou and 65 km north of Tongatapu, Tonga 's main island. Overview Map

Click on a map to view its topography, its elevation and its terrain. Average elevation: 13 ft • Hunga Tonga, Haʻapai, Tonga • Visualization and sharing of free topographic maps.

Jan 21, 2022 · The digital elevation maps above and below show the dramatic changes at Hunga Tonga-Hunga Ha‘apai, the uppermost part of a large underwater volcano. It rises 1.8 kilometers (1.1 miles) from the seafloor, stretches 20 kilometers (12 miles) across, and is topped by a submarine caldera 5 kilometers in diameter.