Global Volcanism Program | Image GVP-07625
San Vicente rises about 2 km above the Pacific coastal plain of El Salvador. The volcano has formed within the Pleistocene La Carbonera caldera and has buried the eastern caldera rim. The edifice and caldera are within the 20-30 km wide Central Graben within Tertiary volcanic basement rocks.
Photo by Lee Siebert, 1999 (Smithsonian Institution).