This valley is a complete basin with the scrap of the great tableland of Sirguja on the west, on the south the range that overlooks the Barwe Valley in Ranchi district, on the east Netarhat and Pakripat, and in the north the spur crowned by the fort of Tamolgarh and the Burha Pahar, 3000 feet high, round the foot of which flows the river of the same name, which is the only outlet for the waters of the valley