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Description
The summit of the West Mata Volcano is nearly a mile below the ocean surface(1165 meters / 3882 feet), and the base descends to nearly two miles(3000 meters / 9842 feet) deep. The eruptive activity occurred at several places along the summit, in an area approximately the length of a football field. Thevolvcano has a six-mile long rift zone running along its spine from SW to NE. (Image credit: NOAA)