Thigh plateaus are found in the mountain ranges of Barapahada (literally 12 hills) , Mountains Gandhamardan  with an average elevation of 300-600 Meters . They have all the peculiarities of peninsular tablelands. This area is generally known as the Bargarh  up lands of the Jira & Jhaun basin .Barapahada or the land of twelve hills is the main hill range of Bargarh Subdivision   covering an area of 777 sq. Km .  and attaining a height of 2,267 feet (691.meters )  Debrigarh is the highest peak of this hill range .  It is a hill site suitable for Health resort . The Mahanadi formed a lake like geological times to the north of this range . The Hirakud Dam has reconstructed the natural barrier and repeated the ancient lake . While Gandhamardan hill range running along the southern boundary of the ex- Zamidaries of  Borasambar  separation it from the Bolangir and Nuapada Districts . The hill range rises to 2000- 3000 feet ( 629.60 m to 914.40 m) in height and reaches highest point 3,234 feet or 985.72 meter in the peak of Nrusinghanatha. Another range branches off to the west of Nrusinghanatha running first north- south  and then North- East near Jagadalpur . where it is broken by the River Ong. Another range runs eastward to Tal and than to the north - east forming the boundary between the district of Chhatisgarh.