There is a well-marked fall line along the plateaux lining the Kaimur Range and hundreds of waterfalls ranging in height between 15m and 180m are found along this fault line. Significant waterfalls along Rohtas Plateau are: Devdari Falls (58m) on the Karmanasa River, Telharkund Falls (80m) on the Suara West River, Suara Falls (120m) on the Suara East River, Durgawaati Falls (80m) on the Durgavati River, Okharean Kund Falls (90m) on Gopath River, Dhuan Kund Falls (30m) (near Sasaram) on the Dhoba River, Kuaridah Falls (180m) on the Ausane River, a tributary of Son River, and Rakim Kund Falls (168m), on the Gayghat River, a tributary of Ausane River.