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Tuesday, 6 October 2026 · New Delhi

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Lakes and Lagoons of India

Freshwater giants, saline pans and coastal lagoons, with the lagoon-versus-lake traps UPSC loves.

Drag to pan, scroll or pinch to zoom. Tap a state to zoom into it, tap a marker for its exam facts.

Every place on this map

Asked in exams

Actual questions from UPSC and state PCS papers that this map answers. The key detail column carries the correct fact behind each question.

ExamQuestionKey detail
UPSC 2023Jhelum passes through Wular ✓—
UPSC 2010Wular Lake - Jhelum ✓—
UPSC 1988Wular: Jammu and Kashmir—
UPSC 2022Hokera Wetland - Punjab ✗Hokera is in Jammu and Kashmir
UPSC 2022Renuka Wetland - Himachal Pradesh ✓—
UPSC 2018Renuka is not the artificial lake—
UPSC 2018Nainital is not the artificial lake—
UPSC 2014Harike Wetlands - Beas and Satluj ✓—
UPSC 2009Largest inland saline wetland: Rajasthan—
UPSC 2004Sambhar is nearest to: Jaipur—
UPSC 2021Didwana, Kuchaman, Sargol, Khatu: saline lakes—
UPSC 1998Salt: Didwana—
UPSC 2015Pushkar - Mahadeo Hills ✗—
UPSC 1988Nakki: Rajasthan—
UPSC 2006Jaisamand: Udaipur—
UPSC 2012Gujarat has the largest wetland area ✓; coastal > inland wetlands ✗inland wetlands cover 69% of wetland area, coastal 27%
UPSC 2023Meandering of the Gandak formed Kanwar ✗Kanwar is a Burhi Gandak oxbow
UPSC 2010Kolleru Lake - Krishna ✗fed by Budameru and Tammileru, not the Krishna
UPSC 2023Krishna directly feeds Kolleru ✗Kolleru is fed by Budameru and Tammileru streams
UPSC 2014Kolleru - Musi and Krishna ✗fed by Budameru and Tammileru; lies between the Krishna and Godavari deltas
UPSC 2017Pulicat Lake is spread over two states only ✓—
UPSC 2002Pulicat is a lagoon—
UPSC 1988Chilka: Orissa—
UPSC 2002Chilka is a lagoon—
UPSC 1999First marine sanctuary: Chilka ✗Gulf of Kachchh
UPSC 2017Gharials: Deepor Beel ✗Chambal
UPSC 2013Loktak Lake - Barail Range ✗it is in Manipur, not the Barail Range
UPSC 1988Loktak: Manipur—
UPSC 1998Floating islands: phumdis—
UPSC 2022Rudrasagar Lake - Tripura ✓—
UPSC 2002Not a lagoon: PeriyarAshtamudi is one
UPSC 2022Sasthamkotta Lake - Tamil Nadu ✗Sasthamkotta is in Kerala
UPSC 2002Not a lagoon: Periyar lake—
UPSC 2018Artificial lake: Kodaikanal—
UPPCS 2021Largest inland saline water lake: SambharChilka, Lonar, Wular are the trap options
UPPCSLonar: meteorite-impact crater lake in Maharashtrasaline and alkaline
UPPCSPushkar Lake: Ajmer, Rajasthan—
About this map

The lakes UPSC actually asks about: tectonic, volcanic, glacial, ox-bow, lagoon and artificial. Each marker names the type, the state, and the inlet or river it connects to.

Type-based elimination is the standard format: which of these is a lagoon, a crater lake, or man-made. Wular (largest freshwater), Chilika (largest brackish lagoon), Vembanad and Sambhar are permanent fixtures.

Ramsar status and the Montreux Record add a second layer: several lakes on this map are also Ramsar sites, and the exam crosses the two lists.