Water Supply & Irrigation Projects in Tamil Nadu

86 upcoming and ongoing water supply & irrigation projects in Tamil Nadu worth ₹141,712 Cr, with investment, location, project stage and latest status. Last updated 22 Jan 2026.

Projects tracked
86
Total investment
₹141,712 Cr
Pre-project / Under construction
0 / 0
Added in the last 30 days
0

Latest water supply & irrigation projects in Tamil Nadu

Showing 1–5 of 86
  1. Pre Project Stage Water Supply & Irrigation Projects Updated

    Rs.22930 Million New Desalination Plant in Thoothukudi, Tamil Nadu

    Tamil Nadu From 5000 Million to 49999 Million

    A new 60 MLD seawater desalination plant is planned at Mullakadu, Tuticorin, Tamil Nadu, to strengthen industrial and domestic water supply. The project, under a Public-Private Partnership via the Hybrid Annuity Model, involves advanced technology for sustainable freshwater production with an investment of Rs.22,930 million. Construction commenced with a 30-month timeline, followed by 15 years of O&M.

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  2. Pre Project Stage Water Supply & Irrigation Projects Updated

    Rs.2450 Million New Reverse Osmosis Plant in Tamil Nadu

    Tamil Nadu From 1000 Million to 4999 Million

    A new 25 MLD Reverse Osmosis plant is planned in Tamil Nadu, featuring either a Tertiary Treatment Reverse Osmosis (TTRO) or Tertiary Treatment Reverse Filtration (TTRF) system. The project will be developed under a Public-Private Partnership (PPP) model, with an estimated cost of ₹2,450 million. As of November 2024, pre-project activities are in progress.

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  3. Project Work Commenced Water Supply & Irrigation Projects Updated

    Rs.1872 Million New Tertiary Treatment Reverse Osmosis Plant in Hosur, Tamil Nadu

    Tamil Nadu From 1000 Million to 4999 Million

    The Government of Tamil Nadu plans to construct a 20 MLD tertiary treatment reverse osmosis plant in Hosur, costing Rs. 1872 million. The project aims to supply treated water to SIPCOT Industrial parks and other industries from Kelavarapalli Dam. The foundation stone for the project was laid in June 2023.

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  4. Pre Project Stage Water Supply & Irrigation Projects Updated

    Rs.44000 Million New Osmosis Desalination Plant in Chennai, Tamil Nadu

    Tamil Nadu From 5000 Million to 49999 Million

    A major order has been secured for the construction of a reverse osmosis desalination plant in Perur, Chennai. The 400MLD plant will cost Rs. 44000 million, and aims to address the growing demand for potable water in the region through innovative solutions and cutting-edge technology.

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  5. Under Implementation Water Supply & Irrigation Projects Updated

    Combined Water Supply Project in Trichy, Tamil Nadu

    Tamil Nadu Less than 100 Million

    A government in Tamil Nadu is planning a combined water supply project in Trichy to retrofit a water supply scheme and other habitations, with an estimated cost of Rs.90.7 million. The project has received consent from the state pollution control authorities as of August 2022.

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