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Ontong Java Atoll | John Seach
Malaita Province, Solomon Islands
5 S, 159 E
Summit elevation 13 m
Atoll
Ontong Java Atoll is the most northern land in the Solomon Islands. The atoll covers 1400 sq km with land comprising only 12 sq km.
There are 122 small islands in the atoll, with the highest land only 13 m above sea level. The Ontong Java Plateau is one of the earth's largest underwater lava flows.
The main islands in the atoll are: Avaha, Henguia, Henguialloko, Henuakai, Ini, Kapai, Kea' auloa, Ke Ila, Keava Kapu, Keku Lau, Kekumounga, Kemalu, Kokolu, Ko' olau, Luaniua, Muli, Au, Ngikolo, Nuaka' a, Oaku, Pe Kahi, Pelau, Selelva' a.
Nukumanu Atoll in Papua New Guinea is 50 km to the north.
Futher reading
Hanyu, Takeshi, et al. "Collision-induced post-plateau volcanism: Evidence from a seamount on Ontong Java Plateau." Lithos 294 (2017): 87-96.
Fitton, J.G. ed., 2004. Origin and evolution of the ontong Java plateau. Geological Society of London.
Ontong Java Atoll Eruptions
The Alaska-sized Ontong-Java Plateau in the western Pacific may represent the
largest eruption of lava in the past 200 million years. Lava flows cover one percent of the earth's surface.