It was named after Tankonath, zamindar of Ranisankail in Thakurgaon District.

[1][2] There is also a dam constructed on tangan river near boda town, 26'11'32"N 88'28'02" E. It re-enters Bangladesh and meets Punarbhava River near Rohanpur in Naogaon District.

[1] In 1989, a barrage was built across the river 10 kilometres (6 mi) west of Boda in Panchagarh District.

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