It is named Nam Pong National Park after its source called Nam Pong River which flows to be kept in Ubonrat Dam (also named Nam Pong Dam in the past). It is a national park, in accordance with the suggestion of Khorn Kaen Province, called in the past “Nam Pong – Phu Meng” because some of its parts are in Phu Meng Mountain Range. Nam Pong National Park, located in the west part of Khorn Kaen Province and close to Ubonrat Dam, is in the National Forest Reserve such as Soke Tae Forest, Phu Meng Forest, Koak Luang Forest, 3RD Cluster Koak Luang Forest, Phupadum Forest and Phupadang Forest in Ubonrat District, Banfang District, Nongriar District, Manjakiri District, and Koak Po Chai Sub-amphur, Khorn Kaen Province. And some areas are in Baantan District and Gangkor District, Chaiyaphum Province. It is about 197 square kilometers or 123,125 Rais.