#19SON RIVER
The Son, 784km long, originates near Amarkantak in MP, just east of the headwater of the Narmada River, and flows north-northwest through MP before turning sharply eastward where it encounters the southwest-northeast running Kaimur Range
The Son parallels the Kaimur hills, flowing east-northeast through UP, Jharkhand, and Bihar states to join the Ganga just above Patna
Geologically. The lower valley of the Son is an extension of the Narmada Valley, and the Kaimur Range an extension of the Vindhya Range
Dehri is the major town situated on Son River.
Tributaries of Son river
Right – Gopad Rive, Rihand River, Kanhar River, North Koel River
Left – Ghaggar River, Johila River, Chhoti Mahanadi River
Its chief tributaries are the Rihand and the North Koel. It is largely forested and sparsely populated.