The Tungabhadra Basin is one of the most important river basins in southern India and is part of the multi-basin system of the Krishna Basin. The Tungabhadra River is formed where two rivers meet on the hills of Koodli in Karnataka, passes through Karnataka and flows into Andhra Pradesh. The State of Telangana though, is not on the main flow of the river, but is a stakeholder in the overall management of the Krishna Basin.
The basin is home to millions of people who rely on it for a supply of water for drinking, industry, irrigation, and hydropower. It also contains a few great irrigation schemes and biologically important areas. This calls for integrated management of this basin in order to promote equitable distribution and sustainable development.
Why is the Tungabhadra Basin Important?
The significance of the Tungabhadra Basin to the economy and food security of southern India is undoubtedly paramount. It feeds a vast area under cultivation, dabbling across the proportion of sugarcane, cotton, paddy, maize and pulses. Furthermore, the basin is a vital water source for various industries and urban settlements.
The basin also helps provide hydropower projects to generate electricity and support for aquatic ecosystems. Due to the significant seasonal variation in rainfall in the basin, arboreal stress and farming practices require precise reservoir management for irrigation supply, domestic usage, and environmental flow. Interstate cooperation is also an efficient way to reduce water conflicts and encourages long-lasting river use.
Key Decisions Taken by the Three States
- The three states of Karnataka, Andhra Pradesh and Telangana signed a memorandum of understanding (MoU) to work together for the sustainable development of the Tungabhadra Basin.
- States also appealed for coordinating equitable sharing of waters so that available water resources are put to optimum use.
- They opted for scientific reservoir operations, which would provide improved irrigation, flood control and water conservation.
- Better dam safety pledged through improved monitoring systems, inspection and maintenance practices.
- The States are committed to modernising irrigation infrastructure, including canals and distribution networks, to reduce water losses.
- Sharing of hydrological data, rainfall information and levels in reservoir with be a regular practice for better decision making.
- The objective of the agreement is to fortify flood forecasting and disaster preparedness throughout the basin.
- It will hold periodic extra-territorial meetings to resolve water-related issues and facilitate long-term basin management.
Previous Year Questions (PYQs) on Tungabhadra River & Basin
| Year | Exam | Question | Options | Answer |
| 2023 | SSC CGL | The Tungabhadra River is formed by the confluence of which two rivers? | A. Bhima and KrishnaB. Tunga and BhadraC. Koyna and KrishnaD. Malaprabha and Ghataprabha | B. Tunga and Bhadra |
| 2022 | RRB NTPC | The Tungabhadra River is the largest tributary of which river? | A. GodavariB. KrishnaC. KaveriD. Pennar | B. Krishna |
| 2022 | SSC CHSL | The Tungabhadra River originates at: | A. Western Ghats in KarnatakaB. Eastern GhatsC. Satpura HillsD. Vindhya Range | A. Western Ghats in Karnataka |
| 2021 | RRB JE | The Tungabhadra Dam is located near which place in Karnataka? | A. ShivamoggaB. Hosapete (Hospet)C. MysuruD. Belagavi | B. Hosapete (Hospet) |
| 2021 | SSC GD | Which of the following states does NOT form part of the Tungabhadra Basin? | A. KarnatakaB. Andhra PradeshC. TelanganaD. Kerala | D. Kerala |
| 2020 | SSC CPO | The approximate length of the Tungabhadra River is: | A. 331 kmB. 531 kmC. 731 kmD. 931 km | B. 531 km |
| 2019 | RRB Group D | The Tungabhadra Basin is primarily associated with which river system? | A. Godavari BasinB. Krishna BasinC. Mahanadi BasinD. Cauvery Basin | B. Krishna Basin |
| 2018 | SSC CGL | Which of the following crops is extensively cultivated in the Tungabhadra Basin due to irrigation facilities? | A. TeaB. Paddy and SugarcaneC. AppleD. Coffee | B. Paddy and Sugarcane |
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Conclusion on Why Three States Have United on the Tungabhadra Basin
Tungabhadra Basin is one of the important study basins in the Mahanadi Basin as a component of Krishna River System, directly linked with water security, agricultural productivity and regional development in southern India. The cooperation among Karnataka, Andhra Pradesh and Telangana is an agreement pathway to tackling issues on water sharing, reservoir management and dam safety.
The initiative is anticipated to enhance the long-term resilience of the Tungabhadra Basin by strengthening interstate coordination, enhancing irrigation infrastructure, and promoting environmentally sustainable water management. If applied correctly, these decisions will help bring equity to the distribution of water while limiting conflict and ensuring sustainable development for millions who rely on the basin.