In the year 1978, 2519 Forestry Department official arrival at Phu kradueng National Park. Loei deputy governor comments that should encourage Rua as attractions of the province. Then the Loei Province provides Rua survey district Which the district Phu ruea, Loei has reported that forest areas are Rua vital natural resources such as forests, beautiful waterfall scenery suitable to a national park. National Park Division Forest Department officials have therefore to explore the basics of PA Phu Rua. The local district Miss Loei province, it appears as if this forest is located in the forest number 23 November 12 when the Cabinet to maintain the forest as 2506 fixed national.