Shitalakhya River Near Narayanganj

Shitalakshya River (Bengali: শীতলক্ষ্যা নদী pronounced: Shitalokkha Nodi) (also known as Lakhya River) is a distributary of the Brahmaputra. In its initial stages it flows in a southwest direction and then east of the city of Narayanganj in central Bangladesh until it merges with the Dhaleswari near Kalagachhiya. A portion of its upper course is known as Banar River. The river is about 110 kilometres (68 mi) long and at it widest, near Narayanganj, it is 300 metres (980 ft) across. Its flow, measured at Demra, has reached 74 cubic metres per second (2,600 cu ft/s). It remains navigable year round. The river flows through Gazipur district forming its border with Narsingdi for some distance and then through Narayanganj District.

The river's maximum depth is 21 metres (70 ft) and average depth is 10 metres (33 ft).