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The peninsular drainage system | Relief and drainage | UP-PCS | UPPSC| Physical Features |GEOGRAPHY OF INDIA

Table of Contents

  • Evaluation of Peninsular drainage system
  • East Flowing river
  • West flowing river

The peninsular drainage system is older than the Himalayan drainage system as the peninsular river is a largely graded shallow valley.

Evolution of peninsular drainage system:
Three geological events shaped the drainage system:
  • Subsidence of western part of peninsular undersea in the tertiary period.
  • The upheaval of the Himalayas and the northern part of peninsular subsidence.
  • Tilting of the peninsular block from northwest to southeast direction leads to the flow of drainage system towards the Bay of Bengal.
  • River system;

East Flowing river or river discharging in the bay of Bengal:

The following are the east-flowing river from north to south:
  • Damodar river
  • Subarnrekha
  • Brahmani
  • Mahanadi river
  • Godavari river
  • Krishna river
  • Penner
  • Polar
  • Ponnaiyar
  • Cauvery river
  • Vaigai
East flowing rivers
The following are the description of major rivers:

Mahanadi river

Mahanadi river

  • Origin: 
    • Sinawa in Raipur district of Chhatisgarh.
  • State: 
    • Chhatisgarh and Orissa.
  • Length: 
    • 852 km
  • Drainage basin:
    • 53% in Mp and Chhatisgarh
    • 47% in Orissa
  • Left Bank tributaries:
    • Seonath
    • Hasdeo
    • Monad
    • IB
  • Right Bank tributaries:
    • Jank
    • Ong
    • Tel

Godavari river:
Godavari River

  • The largest river system in peninsular India.
  • It is called Dakshin Ganga.
  • Origin:
    • Nasik district of Maharashtra.
  • States:
    • Maharashtra,
    • Madhya Pradesh,
    • Chhatisgarh,
    • Odisha
    • Andhra Pradesh.
  • Length: 
    • 1465 km
  • 49 % of catchment areas live in Maharashtra.
  • Left bank Tributaries:
    • Banganaga
    • Purna
    • Pen Ganga
    • Warda
    • Wainganga
    • Indravati
    • Sabari
  • Right bank tributaries:
    • Nardi
    • Darna
    • Manjira

Krishna river system:

Krishna River

  • Second largest east-flowing river.
  • Origin: 
    • Near Mahabaleshwar in Sahyadri.
  • Length: 
    • 1401 km
  • Catchment areas:
    • 27% Maharashtra
    • 44% Karnataka.
    • 29% Andhra Pradesh and Telangana.
  • Left Bank Tributaries
    • Bhima
    • Dindi
    • Musi
    • Paleru
    • Munneru
  • Right Bank Tributaries:
    • Koyna
    • GhatPrabha
    • MalPrabha
  • Tungabhadra
Cauvery River

Cauvery river

  • Origin:
    • Brahmagiri hill in western Ghats in Karnataka.
  • Length:
    • 800 km
  • The upper coarse of the river receives rainfall from the Southwest monsoon and the lower coarse of the river receives rainfall from the Northeast monsoon.
  • Basin areas:
    • 3% Kerala
    • 41% Karnataka
    • 56% of Tamil Nadu.
  • Left bank Tributaries:
    • Harangi
    • Hemavati
    • Shimshal
  • Right Bank Tributaries:
    • Lakshmana
    • Kabini
    • Bhavani
    • Amravati

West Flowing river discharging in the Arabian sea:

The following are west-flowing rivers from north to south sequences:
  • Luni
  • Sabarmati
  • Mahi
  • Narmada River
  • Tapi
  • Mandovi
  • Zuari
  • Sharavati
  • Bharathapuzha
  • Periyar
  • Pamba
West flowing rivers

The following are description of major rivers.

Narmada river:

  • Origin:
    • Rise in Amarkantak plateau
    • Flow-through rift valley between Satpura in the south and Vindhya in South.
    • Dhanvandhar water fall in Jabal pur.
    • Length: 1312 km

Tapi river:

  • Origin:
    • Multai in the metal district of Madhya Pradesh.
  • Length: 
    • 724 km
  • River basin;
    • 79%Maharashtra
    • 15% Madhya Pradesh
    • 6% Gujarat.

Luni:

  • It is the largest river in the Thar desert of Rajasthan.
  • The Source of the Luni river is the Pushkar valley of the Aravali range.
  • Luni River is also known as "Sagarmati" river.  
  • Mouth of Luni river is Rann of Kachchh.
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1 Comments:

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Anonymous
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27 April 2023 at 12:20 ×

This is a good initiative. Thank you.

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