Chambal river

Geography glossary

Topic: Drainage System of India: Rivers, Basins and Patterns · NCERT: Class 11, Ch 3 "Drainage System"

Meaning

The Chambal is a rain-fed right-bank tributary of the Yamuna. It rises near Mhow on the Malwa plateau in Madhya Pradesh, flows north, cuts a gorge above Kota (Rajasthan), and then flows past Bundi, Sawai Madhopur and Dholpur to join the Yamuna.

It matters for three reasons. It is a Peninsular river that flows north, which is unusual. Its gorge holds a chain of dams. Its valley has India's best-known badland ravines and the National Chambal Sanctuary, which has the world's largest population of gharials [2].

Explanation

Source, direction and course

  • Source: near Mhow, on the Malwa plateau, Madhya Pradesh.
  • Why its direction is unusual:
  • Most Peninsular rivers flow east to the Bay of Bengal or west to the Arabian Sea.

  • The Chambal flows north, because the land slopes down from the Malwa plateau towards the Ganga plain.

  • Course, step by step:

  • It cuts a gorge (a narrow, deep valley with steep sides) upstream of Kota, Rajasthan.
  • It flows on past Bundi, Sawai Madhopur and Dholpur.

  • Beyond Dholpur it joins the Yamuna on the Yamuna's right (south) bank.

  • Type of flow:

  • It is fed only by monsoon rain, not by snow.

  • So it carries a lot of water in the monsoon and much less in summer. This is a seasonal flow, unlike the perennial (all-year) Himalayan rivers.

  • Its place in the Ganga system:

  • The Chambal is one of the Yamuna's Peninsular right-bank feeders. The others are the Sind, Betwa and Ken.
  • The Yamuna itself starts in the Himalaya. Because it takes in these Peninsular rivers, it links the two drainage systems.

Dams on the gorge section

  • A narrow gorge with steep sides is a good place to build a dam. It holds a deep reservoir behind a short wall.
  • Order from upstream to downstream:
  • Gandhi Sagar dam (Madhya Pradesh)
  • Rana Pratap Sagar dam
  • Jawahar Sagar dam

  • Kota barrage (Rajasthan)

  • Note: Gandhi Sagar is in Madhya Pradesh, not at Kota. Kota has the barrage (a low dam with gates that controls water flow), the last structure in this chain.

Chambal ravines (badland topography)

  • Badland: land cut into a maze of deep gullies by running water. It can hardly be farmed.
  • Cause:
  • The soil along the river is soft alluvium (loose soil laid down by rivers).
  • Few plants grow on it, so little holds the soil in place.

  • Heavy monsoon showers fall on this bare soil.

  • Process:

  • Rainwater running off the land cuts small channels called rills.
  • The rills deepen into gullies.

  • The gullies join and grow into deep ravines along the river.

  • Result: a wide belt of ravines along the Chambal valley in Madhya Pradesh, Rajasthan and Uttar Pradesh. Good farmland is lost every year.

National Chambal Sanctuary

  • What it protects: the gharial (Gavialis gangeticus), a fish-eating crocodile with a long, thin snout [2].
  • Stretch covered: about 600 km of the Chambal, from Jawahar Sagar dam to Panchanda [2].
  • Year: protected since 1978. Some books give 1979 [2].
  • Area: a strip 1,000 m wide on each bank [3].
  • States: Madhya Pradesh, Rajasthan and Uttar Pradesh, so it is a tri-state sanctuary [2][3].
  • Importance: it has the world's largest gharial population and is the species' last refuge [2].
  • Other wildlife: the mugger crocodile, freshwater turtles, the otter and the Gangetic dolphin, plus over 300 bird species [2].

Where it occurs

  • Madhya Pradesh: the source near Mhow on the Malwa plateau, and the Gandhi Sagar dam.
  • Rajasthan: the gorge above Kota, the Kota barrage, and the towns of Bundi, Sawai Madhopur and Dholpur along the river.
  • Uttar Pradesh: the lower course, where it joins the Yamuna beyond Dholpur. The Yamuna then joins the Ganga at Prayagraj.
  • Ravine belt: the Chambal valley in Madhya Pradesh, Rajasthan and Uttar Pradesh.
  • National Chambal Sanctuary: about 600 km of river from Jawahar Sagar dam to Panchanda, across MP, Rajasthan and UP, protected since 1978 [2][3].
  • World example of badlands: the Badlands of South Dakota (USA).

Don't confuse with

  • Son river: also a Peninsular right-bank river, but it rises at Amarkantak and joins the Ganga directly near Arrah. The Chambal joins the Yamuna, not the Ganga.
  • Betwa and Ken rivers: also right-bank Yamuna tributaries, but they rise in the Vindhyan region and drain Bundelkhand. The Chambal rises near Mhow on the Malwa plateau. The Ken–Betwa link is not on the Chambal.
  • Damodar valley: the Damodar flows in a rift valley (a trough formed when land sinks between two faults). The Chambal is known for a gorge and badland ravines made by water erosion, not by faulting.
  • Left-bank tributaries of the Yamuna (Hindan, Rind, Sengar, Varuna): these join from the north. The Chambal, Sind, Betwa and Ken join from the right (south) bank.

Prelims Hooks

  • Chambal: rises near Mhow (Malwa plateau, MP), flows north, and joins the Yamuna beyond Dholpur. It is a right-bank tributary of the Yamuna, not of the Ganga.
  • Dam order (upstream → downstream): Gandhi Sagar → Rana Pratap Sagar → Jawahar Sagar → Kota barrage.
  • Trap: Gandhi Sagar dam is in Madhya Pradesh. The structure at Kota (Rajasthan) is a barrage.
  • Process–landform pair: rills → gullies → ravines on soft alluvium with little plant cover gives badland topography, as in the Chambal ravines.
  • National Chambal Sanctuary: about 600 km, from Jawahar Sagar dam to Panchanda, across MP, Rajasthan and UP, protected since 1978 (also given as 1979). It has the world's largest gharial population [2][3].
  • Gharial = Gavialis gangeticus, a fish-eating crocodile with a long, thin snout. The sanctuary is its last refuge [2].

Mains Points

  • Land degradation from the Chambal ravines (GS-I/GS-III):
  • Soft alluvium, little plant cover and heavy monsoon showers together cut the land into rills, then gullies, then deep ravines.
  • Farmland is lost across Madhya Pradesh, Rajasthan and Uttar Pradesh.

  • Responses: gully plugging (blocking gullies with small earth or stone checks), afforestation and better land management to stop the ravines from spreading.

  • Development versus conservation (GS-III):

  • The Chambal gorge is used for dams (Gandhi Sagar, Rana Pratap Sagar, Jawahar Sagar, Kota barrage), which supply water and power.
  • The same river holds the world's largest gharial population in a 600 km tri-state sanctuary [2][3].

  • Dams and sand mining must therefore be balanced with protecting the gharial's last refuge [2].

  • Regional drainage significance (GS-I):

  • The Chambal flows north from the Malwa plateau, which shows how the land slopes from the plateau towards the Ganga plain.
  • Together with the Sind, Betwa and Ken, it makes the Yamuna a link between the Himalayan and Peninsular drainage systems.

Related concepts

Read more

Sources

  1. 1Class 11, Ch 3 "Drainage System" (primary)
  2. 2National Chambal Sanctuary (Wildlife Institute of India)v1.wii.gov.in · tier 1
  3. 3Protection to Crocodiles in Chambal (PIB)pib.gov.in · tier 1