THE GANGA SYSTEM (GANGA AND ITS TRIBUTARIES)
Formed by two head streams Alaknada and Bhagirathi which join at Devprayag.
Source: Rises in Gangotri glacier of the Great Himalaya. Above Devaprayag it is
called as Bhagirathi and below it is referred to as the Ganga.
Total Length: Of its total length of 2,525 k.m, 1,450 k.m in Bihar and 520 km in
River Basin: 838,200 sq.km. Largest river basin in India, Covers more than fourth
of the country’s total surface
Information: Left Bank tributaries; Ramganga, Gomati, Ghagra, Gandak, Burhi Gandak,
Kosi. Right Bank tributaries; Yamuna, Son. The Bhagirathi – Hooghly is the
western most distributary of the river. Beyond Frakka it bifurcates itself into
Bhagirathi Hooghly in West Bengal and Padma-Meghna in Bangladesh.
The Yamuna. (Largest and the most important tributary of Gang)
Source: Rises in the Yamunotri glacier which is west of Ganga source.
Total Length: 1,376 km fromits source to Allahabad where it joins Ganga.
River Basin: 3,59,000 sq. km
Information: Important tributaries; Chamba (rises in Mhow in the Vindhya)Sidh.
Betwa and Ken.
(Right bank tributary of Ganga)
Source: Rises from the Amarkantak Plateau
Total Length: 780 km
River Basin: 71,900 sq,.km
Information: It joins Ganga near Ramnagar.
Source: Rises in the Kumaun Himalaya near Nanital
Total Length: 690 km
River Basin: 32,800 sq,km
Information: It joins the left bank of Ganga near Chapra (Bihar).
Source: Rises from east of Gangotri,
Total Length: 1,080 km
River’s Basin: 127, 500 sq,km More than half of its basin is in Nepal.
Information: It joins the left bank of Ganga near Chapra(Bihar).
Source: Rises near the Nepal-China border at an altitude of 7,600m in the Central
Total Length:425 km(in India)
River Basin:48,500, 9,500 sq.km (in India)
Information: It flows through eastern Nepal, enters Bihar in Champaran district
and turn south east to join the left banh of Ganga near Sonepur.
(formed by the confluence of the Son Kosi, the Arun Kosi and the Tamur Kosi)
Source: Rises from the peak of Nepal Tibet and Sikkim
Total Length: 730km (in India)
River’s Basin:86,900, 21,500 sq, km (in India)
Information: It flows through eastern Nepal, enters Bihar in Saharasa district and
joins the left bank of Ganga below Bhagalpur (Bihar).
The river is notorious for shifting its course and causing floods, thus often termed
as the ‘Sorrow of Bihar.
(Sorrow of Bengal)
Source: Rises in Chota Nagpur plateau in the Plalamau district (Jharkand)
Total Length: 541 km
River’s Basin: 22,000 sq.km
Information: It joins the Bhagirathi Hooghly in West Bengal
RIVER VALLEY PROJECTS
WEST FLOWING RIVER
KRISHNA RIVER SYSTEM
THE GODAVARI RIVER SYSTEM
THE BRAHMAPUTRA SYSTEM