"vienna" . . "Ughelli is a town in Delta State, Nigeria. The city of Ughelli has an 'Ovie', which is the traditional ruler. The indigenes of Ughelli town have a yearly celebration festival called 'Omanuku'. According to the 1991 census Ughelli had a population of 54,206; a 2007 estimate places its population at 82,994.The town was originally an agricultural center, but industry has now developed there. Petroleum extraction by Shell occurs in the vicinity."@en . . . .