The quake occurred at about 8:30 a.m. Saturday morning and several aftershocks have followed. Cities in the southern region — including Les Cayes, Jeremie, Saint Louis du Sud, Aquin, Petit Trou de Nippes, Anse-a-Veau and Cavaillon — felt the strongest vibrations, according to eyewitness accounts. The epicenter is 12 kilometers northeast of Saint Louis du Sud, according to the United States Geological Survey.