Indian River System

India is the fifth country in the world with favorable water resources after Canada, Brazil, Russia and Congo. Rivers of India plays an important role in the lives of the Indian people. The river system provides irrigation, potable water, cheap transportation, electricity as well as provides live-hood for a large number of people all over the country. Indian rivers are mainly divided into following two types:

1. Himalayan Rivers
2. Peninsular Rivers

1. Himalayan Rivers: As the name suggests, these rivers originate from Himalayan Mountains. These rivers again divided into two types. Trans Himalayan & Himalayan. The Trans-Himalayan Rivers originate beyond the Himalayas e.g. the Indus, the Sutlej, the Brahmaputra. Himalayan rivers are those which originate in the Himalayas and flows the Northern planes e.g. the Ganga, the Yamuna.

The Ganga River System: The Ganga originates in Gangotri glacier, the river acquires its name after its head streams Alakhanda and Bhagirathi unite the Devaprayag. The total length of Ganga is over 2,525 kms, shared by Uttanchal, Uttar Pradesh, Bihar, West Bengal. Later on Ganga flows into Bangladesh known as Padma. The Yamuna and the Sone are main right bank tributaries, on left hand tributaries includs Ramganga, Gomati, Gandak, Kosi.

The Indus River System: The Indus rises in Tibet near Manas sarovar lake (at an altitude of 5,180 meters). Flowing west-wards it enters India in Ladakh district of Jammu and Kashmir. It receives Himalayan tributaries such as the Gartang, Zaskar, Dras Shoyk, Shigar. Its well known Punjab tributaries which make the Panjnad are Sutlej, Ravi, Beas, Chenab and Jhelum. Indus with a length of 2,880 kms is considered as on of the longest rivers of the world. India can utilise 20% of its discharge under the Indus Water Treaty with Pakistan.

2. Peninsular Rivers: These Rivers originate in Western Ghats and are dependent on rainfall for water. These rivers flow in valleys with steep gradients. Narmada, Tapi, Govdavari, Krishna, Cauvery and Mahanadi are the major rivers.

Narmada Basin: Its originates in Amarkantak hills in Madhya Pradesh and flows towards west to join the Arabian Sea. It covers the states of Madhya Pradesh & Gujarat.

Tapi Basin: It originates in Madhya Pradesh and covering the states of Madhya Pradesh, Maharashtra and Gujarat joins the Arabian Sea.

Godavari Basin: The Godavari originates in Nashik in Maharashtra and covers the states of Madhya Pradesh, Orissa and Andhra Pradesh. It is known as Dakshin Ganga due to its area covered (1465 kms) and reaches Bay of Bengal.

Krishna Basin: Its rises near Mahabaleshwar in Maharashtra and covers area of 1400 kms. It flow through Maharashtra, Karnataka, Telangana,  Andhra Pradesh and reaches Bay of Bengal.