UPSC CORE · NCERT GEOGRAPHY · WATER RESOURCES
Inter-Basin Water Transfer Links (NPP) 📌
NCERT-aligned UPSC Core Geography topic from NCERT Class 11/12 + standard reference works (Bipan Chandra, R.S. Sharma, Romila Thapar). Every item is anchored to a real location on India's map — built for boards (CBSE, ICSE, state) and UPSC aspirants.
📚 NCERT TEXTBOOK ALIGNMENT
Class UPSC Geography — NCERT Class 11/12 + standard reference works (Bipan Chandra, R.S. Sharma, Romila Thapar) — Chapter: Water Resources.
29LOCATIONS
155QUESTIONS
UPSC CORENCERT LEVEL
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Key locations covered (29)
- Kosi - Mechi Link (Himalayan) — Bihar
- Kosi - Ghaghara Link (Himalayan) — Bihar / Uttar Pradesh
- Gandak - Ganga Link (Himalayan) — Bihar / Uttar Pradesh
- Ghaghara - Yamuna Link (Himalayan) — Uttar Pradesh
- Sarda - Yamuna Link (Himalayan) — Uttarakhand / Uttar Pradesh / Haryana
- Yamuna - Rajasthan Link (Himalayan) — Haryana / Rajasthan
- Rajasthan - Sabarmati Link (Himalayan) — Rajasthan / Gujarat
- Chunar - Son Barrage Link (Himalayan) — Uttar Pradesh / Bihar
- Son Dam - Southern tributaries of Ganga Link (Himalayan) — Bihar / Jharkhand
- Manas - Sankosh - Tista - Ganga Link (Himalayan) — Assam / WB / Bihar (transbasin)
- Jogighopa - Tista - Farakka Link (alternate, Himalayan) — Assam / West Bengal
- Ganga (Farakka) - Damodar - Subernarekha Link (Himalayan) — West Bengal / Jharkhand
- Subernarekha - Mahanadi Link (Himalayan) — Jharkhand / Odisha
- Mahanadi (Manibhadra) - Godavari (Dowlaiswaram) Link (Peninsular) — Odisha / Andhra Pradesh
- Godavari (Inchampalli) - Krishna (Nagarjunasagar) Link (Peninsular) — Telangana / AP
- Godavari (Inchampalli) - Krishna (Pulichintala) Link (Peninsular) — Telangana / AP
- Godavari (Polavaram) - Krishna (Vijayawada) Link (Peninsular) — Andhra Pradesh
- Krishna (Almatti) - Pennar Link (Peninsular) — Karnataka / AP
- Krishna (Srisailam) - Pennar Link (Peninsular) — AP
- Krishna (Nagarjunasagar) - Pennar (Somasila) Link (Peninsular) — AP
- Pennar (Somasila) - Palar - Cauvery (Grand Anicut) Link (Peninsular) — AP / Tamil Nadu
- Cauvery - Vaigai - Gundar Link (Peninsular) — Tamil Nadu
- Ken - Betwa Link (Peninsular) — first link under implementation — MP / UP
- Parbati - Kalisindh - Chambal Link (Peninsular) — MP / Rajasthan
- Par - Tapi - Narmada Link (Peninsular) — Maharashtra / Gujarat
- Damanganga - Pinjal Link (Peninsular) — Gujarat / Maharashtra
- Bedti - Varada Link (Peninsular) — Karnataka
- Netravati - Hemavati Link (Peninsular) — Karnataka
- Pamba - Achankovil - Vaippar Link (Peninsular) — Kerala / Tamil Nadu
Sample questions (12 of 155)
Quick summary of Kosi - Mechi Link (Himalayan)?
Diverts surplus Kosi water westwards to Mahananda basin and Mechi river. Length ~76 km. Beneficiary: Bihar (irrigation for Araria, Purnia, Katihar, Kishanganj). FR completed; first Himalayan link to be implemented.
Source River of Kosi - Mechi Link (Himalayan)?
Kosi
Destination River of Kosi - Mechi Link (Himalayan)?
Mechi (Mahananda basin)
Length Km of Kosi - Mechi Link (Himalayan)?
76.2
Annual Diversion Mcm of Kosi - Mechi Link (Himalayan)?
2118
Beneficiary States of Kosi - Mechi Link (Himalayan)?
Bihar
Status of Kosi - Mechi Link (Himalayan)?
DPR approved 2020; first Himalayan link cleared for implementation
Quick summary of Kosi - Ghaghara Link (Himalayan)?
Diverts Kosi surplus to Ghaghara via canal/storage. Designed to reduce Kosi floods in Bihar and recharge Ghaghara basin in UP.
Source River of Kosi - Ghaghara Link (Himalayan)?
Kosi
Destination River of Kosi - Ghaghara Link (Himalayan)?
Ghaghara
Beneficiary States of Kosi - Ghaghara Link (Himalayan)?
Bihar, Uttar Pradesh
Status of Kosi - Ghaghara Link (Himalayan)?
Pre-feasibility done; under study
All 155 questions are available in the interactive map quiz.
About this topic
This topic is part of the NCERT UPSC Core Geography syllabus, specifically the textbook NCERT Class 11/12 + standard reference works (Bipan Chandra, R.S. Sharma, Romila Thapar), drawn from the chapter Water Resources. Content is cross-referenced against the latest NCERT textbook editions + standard reference works (Bipan Chandra, R.S. Sharma, Romila Thapar, Satish Chandra for history; G.C. Leong, Savindra Singh for geography; the UPSC Civil Services prelims + mains syllabus).
Use the interactive India map to learn inter-basin water transfer links (npp) the way memory works best — by spatial location. Each pin opens a flashcard. Mark "Knew it" or "Didn't know" to track your mastery over time.
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