Phu Singh-Phu Pha Pheung Forest Park located in Nok Tha Sub-district, Lao Pruan Sub-district and Keum Yai Sub-district in Muang District; and Non Ngam Sub-district, Pathum Ratchawongsa, Amnat Charoen Province, situated in Dong Bung Ei-Dong Hua Kong National Reserved Forest, covered the area of approximately 10,000 rais. The Royal Forest Deaprtment declared this forest park on August 26, 1996.

Topography
It’s mountain range, 200-300 metres above the average sea level. Some part of it is large stone ground and high cliff. There are many small and medium-sized caves. It’s a watershed area for Huay Sii Toh Stream and Huay Sai Stream.

Flora and Fauna
Because the area is full of sandy soil and large amount of rock, therefore its forest mostly is Dry Deciduous Dipterocarp Forest combined with Mixed Deciduous Forest. This cause those trees grown become strong and well stand to the drought, for instance Shorea obtusa, Shorea siamensis, Afzelia xylocarpa, Sindora siamensis, Xylia xylocarpa, Lagerstroemia sp., Pterocarpus macrocarpus, Bambusa arundinacea and Morinda sp.
Fauna found consists of jungle fowl, bird, jackal and common reptiles.