BiharEnvironmentStory 4 of 6

Bihar Flood Management: ₹1.99 Cr Study for Kosi, Gandak, Sone Plains; ₹11,096 Cr for LT Power Upgrade

29 October 2026The Hindu3 min4 questions

How much it matters for each exam

  • BPSC8/10
  • BSSC7/10

1At a glance

The Bihar Cabinet approved multiple development and safety projects, including a ₹1.99 crore flood plain mapping study for the Kosi, Gandak, and Sone rivers with NIH Roorkee, and a ₹11,096.55 crore upgrade to the state's low-tension power distribution system. Other key decisions involve dam safety assessments and land allocation for industrial revival.

  • Flood Plain Mapping

    Bihar partners with NIH Roorkee for a ₹1.99 crore study to delineate flood-prone zones along the Kosi, Gandak, and Sone rivers.

  • Power Infrastructure

    A massive ₹11,096.55 crore scheme approved to upgrade low-tension cables and transformers over three years to meet rising electricity demand.

  • Industrial Revival

    Cabinet approved transferring 151.58 acres from the closed Motipur Sugar Mill for other industries and 115.08 acres for a new sugar mill.

2Facts to remember

Tap a card to see the answer. Try to recall it first.

3Bihar connection

Bihar

Matters for these Bihar exams:

BPSC 8/10BSSC 7/10

4Detailed analysis

Context / Background

Bihar is one of India's most flood-prone states, with the Kosi, Gandak, and Sone rivers causing recurrent devastation. The state's power demand has surged over fivefold since 2012, exposing infrastructure gaps. The Dam Safety Act 2021 mandates periodic safety assessments, and the state is repurposing assets of its closed public sector sugar mills for industrial growth.

Core Analysis & Implications

The flood plain study is a proactive, science-based approach to land-use planning and disaster mitigation. The massive LT system investment addresses a critical bottleneck for economic growth and quality of life. The dam safety initiative is a legal compliance with the 2021 Act, crucial for preventing catastrophic failures. The land transfer decision reflects a shift from ailing public sector units to diversified industrial use.

Future Outlook / Way Forward

The success of the flood study will depend on its integration into zoning regulations and urban planning. The power upgrade's phased implementation must be monitored for timely completion. The dam safety reports will lead to mandatory Emergency Action Plans (EAPs). The industrial land allocation could catalyze private investment in the state's western region.

5Background GK

Textbook concepts you need to understand this news

Dam Safety Act, 2021
A central legislation that provides for the surveillance, inspection, operation, and maintenance of specified dams across India to ensure their safe functioning.
National Institute of Hydrology (NIH)
An autonomous research institute under the Ministry of Jal Shakti, Government of India, located in Roorkee, Uttarakhand. It is the premier institute for hydrology and water resources research.
Flood Plain
An area of land adjacent to a river which stretches from the banks of its channel to the base of the enclosing valley walls, and which experiences flooding during periods of high discharge.

6How exams will ask this

  • Data: Flood Plain Study cost = ₹1.99 crore; LT System Upgrade cost = ₹11,096.55 crore.
  • Nodal Body: National Institute of Hydrology (NIH), Roorkee.
  • Legal Point: Dam Safety Act, 2021.

Don't make this mistake!

They might swap the names of the rivers (e.g., adding Ghaghara instead of Sone) or confuse the NIH with other institutes like IIT Roorkee or CWPRS. They may also ask the cost of the dam safety scheme (₹8.39 cr) as a distractor for the flood study cost.

Write these in mains answers

Proactive disaster governance, sustainable infrastructure financing, public asset monetization

7Practice questions

Pick an answer, then read the explanation.

  1. Q1Easy

    The National Institute of Hydrology (NIH), which is collaborating with Bihar for a flood study, is located in which city?

  2. Q2Hard

    Consider the following statements regarding decisions taken by the Bihar Cabinet:

    1. 1.It approved an MOU with the Indian Institute of Technology, Roorkee for a flood plain delineation study.
    2. 2.It approved a scheme worth over ₹11,000 crore to strengthen the state's High Tension (HT) power distribution system.
    3. 3.It approved the transfer of land from the closed Motipur Sugar Mill for industrial use.

    Which of the statements given above is/are correct?

  3. Q3Medium

    What is the estimated cost approved by the Bihar Cabinet for the 'Flood Plain Zone Delineation Study' to be conducted with NIH Roorkee?

  4. Q4Medium

    What is the primary objective of the dam safety assessment scheme approved under the Dam Safety Act 2021, as per the news?

8All sources

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