The area now known as Pedro Carbo was once called "Rio Nuevo" (new river) and was an important town in the parroquia "San Juan de Soledad", now known as the town of Isido Ayora (located to the east of Pedro Carbo). On August 1, 1893 the name was changed to Caamano and was designated a rural parroquia of the canton Daule, located to the east. The town kept the name Caamano until 1895 during the Liberal Revolution, when its name was changed to honor Pedro Carbo Noboa. In the Territorial Division Law of 1897, the change was officially documented. Finally on July 12, 1984 the president of the Republic, Dr. Oswaldo Hurtado Larrea, declared the formation of Canton Pedro Carbo, which was published in the Civil Registry N� 790 on July 19,
