Master10
Rivers, Lakes, Dams & Water Resources15 Concepts & Facts

Major Dams & Multipurpose River Valley Projects in India GK Questions & Answers

Reviewed by the Master10 Editorial Board for accuracy, clarity and competitive-exam relevance.Editorial Policy
Multipurpose river valley projects constitute the core of India's planned hydraulic infrastructure, designed to coordinate flood moderation, canal irrigation, hydroelectric generation, and domestic water supply. Prime Minister Jawaharlal Nehru designated these engineering structures the "temples of modern India" during the commissioning of the Nangal Canal in 1954. River basin planning commenced with the Damodar Valley Corporation (DVC), established under the Damodar Valley Corporation Act, 1948. Modeled on the United States Tennessee Valley Authority (TVA), the corporation constructed dams at Tilaiya, Maithon, Panchet, and Konar across Jharkhand and West Bengal. To standardize the surveillance, inspection, and disaster mitigation of over 5,300 large dams nationwide, Parliament enacted the Dam Safety Act, 2021, establishing the National Committee on Dam Safety and the National Dam Safety Authority.

Indian hydraulic engineering incorporates varied structural designs, spanning gravity, earthen, and rock-fill embankments situated across complex geological terranes. The Tehri Dam on the Bhagirathi River in Uttarakhand is the highest dam in India at 260.5 meters, constructed as an earth and rock-fill embankment in a seismically active Himalayan zone. The Bhakra-Nangal Project on the Sutlej River features the 226-meter-high Bhakra Dam, a major concrete gravity dam impounding the Gobind Sagar reservoir to irrigate northwestern agricultural belts. In eastern India, the Hirakud Dam on the Mahanadi River in Odisha is the country's longest earthen dam, extending 25.8 kilometers including its peripheral dykes. In peninsular India, the Sardar Sarovar Dam on the Narmada River irrigates drought-prone Gujarat, while Nagarjuna Sagar on the Krishna River represents a monumental masonry structure.

Alongside their economic contributions, large multipurpose dams have generated serious socio-ecological controversies, including downstream river fragmentation, reservoir-induced seismicity, ecological silt loss, and extensive displacement of tribal and rural populations. These issues precipitated major environmental movements, such as the Narmada Bachao Andolan led by Medha Patkar opposing the Sardar Sarovar height escalation. Contemporary hydraulic management increasingly prioritizes run-of-the-river projects, pumped storage plants, and desiltation mechanisms under the National Hydrology Project. For UPSC CSE and SSC CGL candidates, examining dam engineering classifications, reservoir nomenclature (including Gobind Sagar, Rihand's Govind Ballabh Pant Sagar, and Hirakud), and the regulatory mandates of the Dam Safety Act, 2021 forms an essential preparation area.

Key Concepts & Self-Assessment15 Key Facts

Review key Major Dams & Multipurpose River Valley Projects in India exam facts and rate your mastery to track revision.

Progress: 0/15 Rated 0 Mastered 0 Review Later
#1
The Damodar Valley Corporation (DVC), established in 1948 on the model of the US Tennessee Valley Authority, was India's first multipurpose river project.
#2
Tehri Dam on the Bhagirathi River in Uttarakhand is the highest dam in India, standing at a height of 260.5 metres.
#3
Bhakra Nangal Dam on the Sutlej River is a major concrete gravity dam that impounds the Govind Sagar reservoir.
#4
Hirakud Dam on the Mahanadi River in Odisha is one of the world's longest earthen dams, measuring 25.8 kilometres in total length.
#5
Sardar Sarovar on the Narmada River and Nagarjuna Sagar on the Krishna River represent key interstate irrigation and hydroelectricity structures.
#6
The DVC encompasses four major storage dams constructed between 1953 and 1959: Tilaiya and Maithon on the Barakar River, and Konar and Panchet on the Damodar River.
#7
Bhakra Dam stands 226 metres high in Himachal Pradesh and feeds the extensive Bhakra canal system that irrigates agricultural land in Punjab, Haryana, and Rajasthan.
#8
Hirakud Dam impounds a 743-square-kilometre reservoir on the Mahanadi and controls severe seasonal floods across the coastal delta of Odisha.
#9
Sardar Sarovar Dam in Navagam, Gujarat, stands 163 metres high, feeding the 458-kilometre Narmada Main Canal that supplies water to Saurashtra and Rajasthan.
#10
Nagarjuna Sagar Dam, constructed across the Krishna River on the Telangana-Andhra Pradesh border, is the world's largest masonry dam by volume, creating Nagarjuna Sagar reservoir.
#11
Idukki Dam in Kerala is a 168.9-metre double-curvature parabolic thin arch dam constructed across the Periyar River between the Kuravan and Kurathi granite hills.
#12
The Indira Sagar Project on the Narmada River in Khandwa district, Madhya Pradesh, impounds the largest water storage reservoir in India with a capacity of 12.22 billion cubic metres.
#13
The Koyna Dam in Maharashtra, built across the Koyna River, experienced a major 6.3 magnitude reservoir-induced earthquake on December 11, 1967.
#14
Mullaperiyar Dam, a 176-foot gravity dam built in 1895 in Kerala, is operated by Tamil Nadu under a 999-year lease agreement signed during the British Raj.
#15
The Parliament of India enacted the Dam Safety Act, 2021, establishing the National Committee on Dam Safety to regulate and inspect over 5,300 large dams nationwide.

Subject Specialist Commentary

Analytical perspective & practical exam advice from the Master10 academic board

Educator's Insight
Multipurpose river valley projects in India were conceived after independence to harness water resources for flood control, irrigation, and hydroelectric generation. Jawaharlal Nehru famously called these hydraulic engineering marvels the "Temples of Modern India." Starting in 1948 with the Damodar Valley Corporation, modeled after America's Tennessee Valley Authority, India constructed massive storage dams across major rivers to ensure national food security and support industrial development in newly expanding urban centers.
Examiners in SSC CGL and UPSC Prelims frequently test dams by matching river names, dam types, and state locations. A common question trap confuses dam superlatives: Tehri Dam on the Bhagirathi River in Uttarakhand is India's highest dam, while Hirakud Dam on the Mahanadi River in Odisha is the longest earthen dam. Also remember that the famous Bhakra Dam is a concrete gravity dam built on the Sutlej River impounding the Gobind Sagar reservoir. For quick exam revision, link DVC to the Barakar and Damodar rivers.

Related Knowledge Topics to Discover

Indian Polity & Constitution
Indian Constitution & Fundamental Rights

Comprehensive Indian Constitution and Fundamental Rights GK questions. Study Articles 12 to 35, Right to Equality, Right to Freedom, Writ jurisdictions (Habeas Corpus, Mandamus), and landmark Supreme Court rulings.

Explore Topic
Indian Polity & Constitution
Supreme Court & Indian Judicial System

Explore Supreme Court of India GK questions and answers. Learn Articles 124 to 147, original and appellate jurisdictions, advisory powers (Article 143), writ powers (Article 32), and landmark constitutional rulings.

Explore Topic
Indian Economy
National Income Accounting: GDP, GNP, NNP & GVA

Master National Income Accounting GK questions and answers. Study Gross Domestic Product (GDP), Gross National Product (GNP), Net National Product (NNP), Gross Value Added (GVA), factor cost vs market price, and CSO/NSO methodology.

Explore Topic

Looking for more GK practice?

Explore 52,789+ questions across 65 General Knowledge categories.

Open Interactive Search