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Luni river

The Luni rises near Ajmer and flows south-west to the Rann of Kachchh. Exams ask which sea system it belongs to, its salty water and its tributaries.

⏱ 2 min read✓ Facts checked 17 October 2026

Contents

At a glance

  1. Arabian Sea river: CET Senior Secondary 2024 asked which river of Rajasthan drains into the Arabian Sea; the answer is the Luni (the Banas and Chambal belong to the Bay of Bengal system, the Kantli is inland).
  2. Rain-fed: it flows only in the rainy season, and its bed is dry for most of the year.
  3. Its water is sweet up to Balotra and grows more and more saline beyond it.

Facts

RisesNag Pahar, Ajmer (RBSE) · near Ana Sagar, Ajmer (Bhalla) · Naga hills near Pushkar (Flood Action Plan 2024) · western slope of the Aravalli near Ajmer, at about 550 m (Ground Water Department atlas)
LengthAbout 320 km (RBSE) · 330 km (Bhalla) · about 495 km in Rajasthan (Ground Water Department atlas) · about 530 km (Flood Action Plan 2024)
Passes throughAfter Ajmer, the Jodhpur, Pali, Barmer (the Balotra stretch now in Balotra district) and Jalore areas (RBSE). The 2013 atlas puts its basin in parts of nine districts (districts before 2023): Ajmer, Barmer, Jalore, Jodhpur, Nagaur, Pali, Rajsamand, Sirohi and Udaipur; its table adds a sliver of Bhilwara
EndsRann of Kachchh, Gujarat (RBSE; the atlas says it disappears in the marshy land of the Rann) · Gulf of Kachchh (Bhalla)
Basin area37,796.37 km² (Ground Water Department atlas) · 37,363 km² (Flood Action Plan 2024)

Tributaries

TributaryBankNote
JawaiLeftThe Jawai dam is on it, near Erinpura, Pali district
SukriLeftRBSE names Sukri I, II and III
BandiLeftRBSE names Bandi I and II
MithriLeft
KhariLeft
GuhiyaLeft
SagiLeft
LilriIn the RBSE and Bhalla lists, not in the atlas list
JojariRightThe only tributary that joins from the right (atlas)

Test yourself: asked in exams

CET Senior Secondary Level 2024 · Q101

The river of Rajasthan that drains into Arabian Sea is.

  1. (1)Luni
  2. (2)Banas
  3. (3)Chambal
  4. (4)Kantali
Show answer

✓ (1) Luni

See the full paper

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