 Later the name was changed to Burapha Ubon (บูรพาอุบล) in 1909 and Mueang Ubon Ratchathani in 1913.Neighboring districts are (from the west clockwise) Khueang Nai, Muang Sam Sip, Lao Suea Kok, Don Mot Daeng, Sawang Wirawong, and Warin Chamrap of Ubon Ratchathani Province and Kanthararom of Sisaket Province.The important water resource is the Mun River.