Understanding Hydropower Projects on Indian Rivers

The question asks about the specific river on which important hydroelectric power projects like Bagalihar, Dulhasti, and Salal have been developed. Identifying the river is crucial for understanding the location and context of these significant infrastructure projects in India.

Analyzing Bagalihar, Dulhasti, and Salal Projects

Let's look at each of these hydropower projects:

• Bagalihar Hydroelectric Power Project: This is a run-of-the-river power project located on the Chenab River in the Doda district of Jammu and Kashmir, India. It is a significant project contributing to the region's power supply.
• Dulhasti Hydroelectric Power Project: This project is also a run-of-the-river type power project built on the Chenab River in the Kishtwar district of Jammu and Kashmir. It was developed by the National Hydroelectric Power Corporation (NHPC).
• Salal Hydroelectric Power Station: Located on the Chenab River in the Reasi district of Jammu and Kashmir, the Salal Dam is another important hydroelectric project. It was the first hydropower project built by India on the Chenab River under the Indus Water Treaty framework.

Based on the details above, all three mentioned hydropower projects — Bagalihar, Dulhasti, and Salal — are situated on the Chenab River.

Evaluating the Given Options

Let's examine the provided options in light of our findings:

1. Chenab and Jhelum: While the Chenab River is involved, the Jhelum River is not the primary river for all three projects mentioned. Projects on Jhelum include Uri Dam and Kishanganga (which is a tributary diverted to Jhelum).
2. Chenab and Indus: The Indus River basin includes the Chenab, but these specific projects are on the Chenab itself, not directly on the main Indus river.
3. Ravi: The Ravi River is part of the Indus basin, but Bagalihar, Dulhasti, and Salal projects are not located on the Ravi River. Projects on Ravi include Ranjit Sagar Dam (Thein Dam).
4. Chenab only: As established, all three projects — Bagalihar, Dulhasti, and Salal — are located exclusively on the Chenab River.

Therefore, the option stating that these projects are on the Chenab River only is accurate.

Key Information on Chenab River Projects

Revision Table: Important Rivers and Projects

Additional Information: Chenab River and Indus Water Treaty

The Chenab River is a major river in India and Pakistan. It is one of the five rivers of the Punjab region. It originates from the confluence of the Chandra and Bhaga rivers in the upper Himalayas in the Lahaul and Spiti district of Himachal Pradesh, India. It flows through the Jammu region of Jammu and Kashmir into the plains of Punjab, Pakistan.

The development of projects on the Chenab River by India is governed by the Indus Water Treaty of 1960. Under this treaty, the waters of the eastern rivers (Ravi, Sutlej, and Beas) are allocated to India, while the waters of the western rivers (Indus, Jhelum, and Chenab) are allocated largely to Pakistan. However, India is permitted to use the waters of the western rivers for specific non-consumptive uses, including run-of-the-river hydropower generation, subject to certain technical constraints.

The Bagalihar, Dulhasti, and Salal projects are examples of India utilizing the Chenab River's potential for electricity generation within the framework of the Indus Water Treaty.