Flood of September 16, 1975 at Utuado, Puerto Rico

This report provides information on the floods of September 16, 1975 in the Utuado, Puerto Rico area. The report was prepared by the U.S. Geological Survey in cooperation with the Puerto Rico Department of Natural Resources. The study provides data and flood-plain information for planners and designers involved in the use of flood-plain land in the Utuado area. The study included the area flooded by the Rio Grande de Arecibo and Rio Vivi in urban Utuado.