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The Indira Point lighthouse was commissioned into service on 30 April 1972. [8] [9]Located 500 kilometres north of the epicenter of the 2004 Indian Ocean earthquake, the southernmost tip subsided 4.25 metres (13.9 ft) after the earthquake, and many of the inhabitants went missing in the tsunami that followed. [10]
Indira Point (6°45’10″N and 93°49’36″E) is the southernmost point of the Great Nicobar Island and India itself. Indira Point subsided 4.25 m in the 26 December 2004 tsunami and the lighthouse there was damaged. The lighthouse was subsequently made functional.
The population was evacuated, and there were no casualties. Indira Point (6°45’10″N and 93°49’36″E), the southernmost point of the Great Nicobar Island and India itself, subsided 4.25 metres (13.9 ft) in the tsunami and its lighthouse was damaged. [14]
The worst affected Nicobar islands were Katchal and Indira Point; the latter subsided 4.25 metres (13.9 feet) and was partially submerged in the ocean. The lighthouse at Indira Point was damaged but has been repaired since then. The territory lost a large amount of area which is now submerged.
Indira Point, located at 6°45'10″N and 93°49'36″E on the southern tip of Great Nicobar, is the southernmost point of India. The territory shares maritime borders with Indonesia located about 165 km (103 mi) to the south, Myanmar located 280 km (170 mi) to the north-east and Thailand located 650 km (400 mi) to the south-east.
Teressa Island was said to have been split into two pieces and Trinkat Island into three pieces. Some estimates said that the islands were moved as much as 30 metres (100 ft) by the earthquake and tilted. Indira Point subsided 4.25 metres (13.9 ft) and the lighthouse there was damaged.
Hawaii Island has the second-highest point among the world's islands. [53] On the volcanoes' flanks, slope instability has generated damaging earthquakes and related tsunamis, particularly in 1868 and 1975. [54] Catastrophic debris avalanches on the ocean island volcanoes' submerged flanks have created steep cliffs. [55] [56]
Topographic map of Zealandia. A submerged continent or a sunken continent is a region of continental crust, extensive in size but mainly undersea.The terminology is used by some paleogeologists and geographers in reference to some landmasses (none of which are as large as any of the seven generally-recognized continents).