Ganga river system UPSC

Ganga river system

Name : 

Ganga River

Origin : 

Bhagirathi (Gaumukh , Gangotri Glacier ) and Alakananda (Sonapanth Glacier & Bhagirathi Karak Glacier ) both in Uttarakhand , Bhagirathi and Alakananda merges at Devprayag and Forms Ganga.

States/UT : 

UK , UP , Bihar , Jharkhand and West Bengal

Other Details : 

Gets divided in West Bengal via Farraka Barrage into 'Padma' (enters into Bangladesh) and 'Hoogly' (flowing into West Bengal South wards and drains in Bay of Bengal forming 'Sagar Island').

Name : 

Yammuna River.

Origin : 

Yamnotri Glacier

States/UT : 

UK , Harayana , UT of Delhi , UP.

Other Details : 

Merges with Ganga at Triveni Sangam ( Prayagraj , UP ) , In Delhi it gets polluted , it is most polluted major river of India.

Name : 

Son River

Origin : 

Amarkantak Plateau (MP) (note: also origin of Narmada)

States/UT : 

MP , Chhattisgarh , UP , Bihar.

Other Details : 

Merges with Ganga near Patna in Bihar.

Name : 

Damodar River

Origin : 

Chota Nagpur Plateau (Jharkhand)

States/UT : 

Jharkhand & West Bengal

Other Details : 

Merges with Hoogly river (which is Distributary of Ganga).

Name : 

Ramganga river

Origin : 

Dudhotli Range (Uttarakhand)

States/UT : 

UK & UP

Other Details : 

Merges with Ganga near Kanauj in UP , Ramganga Passes through Jim Corbett National park.

Name : 

Gomti River

Origin : 

Gomat Taal (UP)

States/UT : 

UP only

Other Details : 

Merges with Ganga at Jaunpur , UP , Its origin is near to Pilibit Tiger Reserve (UP).

Name : 

Ghagara River

Origin : 

Mapchachungo Glacier (Tibet)

States/UT : 

UP & Bihar

Other Details : 

merges with Ganga at Chapra , Bihar. it is 2nd longest tributary of Ganga after Yammuna. Its name in Nepal is Karnali.

Name : 

Gandak River

Origin : 

Nhubine Himal Glacier (Nepal)

States/UT : 

UP & Bihar

Other Details : 

merges with Ganga at Sonpur , Bihar. aka. Kalyani in Nepal.

Name : 

Kosi river

Origin : 

SanKosi , Arun and Tamor river forms Saptkosi (Nepal)

States/UT : 

Bihar only

Other Details : 

merges Ganga river at Kursela , Bihar. It is aka. Sorrow of Bihar. (bcse of frequent floods)