Key Details
The Pradhan Mantri Surya Sarovar Yojana combines financial support for project preparation and commissioning with a national target for floating solar capacity and co-located storage.
Component | Provision |
|---|---|
Total Outlay | ₹5,070 crore |
Floating Solar Target | 5,000 MW of new Floating Solar Photovoltaic capacity |
Storage Requirement | Minimum two-hour storage, providing at least 10,000 MWh across sanctioned projects |
Sanction Period | FY 2026–27 to FY 2030–31 |
Financial-Support Period | Disbursements may continue until FY 2032–33 |
Commissioning Support | Central Financial Assistance of ₹1 crore per MW after successful commissioning |
Feasibility Support | Up to ₹50 lakh per project for bathymetry, hydrography, environmental studies and other preparatory work |
Estimated National Potential | Approximately 102.18 GWp, based on an assessment by the National Institute of Solar Energy |
Existing Capacity | Approximately 700 MW of floating solar capacity |
Geographic Coverage | Projects may be supported across all states and Union Territories |
Expected Outcomes | Around 10 million tonnes of annual CO₂-emission reductions and 16,000–17,000 full-time-equivalent employment opportunities |
Manufacturing | Intended to support domestic production of flotation systems, solar cells and modules, and energy-storage systems |
The Scheme Opens a New Route for Solar Expansion
The Pradhan Mantri Surya Sarovar Yojana seeks to develop 5,000 MW of floating solar capacity on reservoirs and other suitable inland water bodies. This would be added to India’s existing floating solar capacity of approximately 700 MW.
The scheme follows a National Institute of Solar Energy assessment that estimates around 102.18 GWp of potentialacross suitable water bodies. By placing solar installations on reservoirs and industrial ponds, the programme is intended to expand renewable capacity without competing for scarce land.
Energy Storage Is Built Into the Project Design
Every supported floating solar project must include a co-located energy-storage system with at least two hours of capacity. At the programme level, this translates into a minimum of 10,000 MWh of storage alongside the planned 5,000 MW of generation capacity.
The storage requirement is intended to strengthen grid reliability by retaining electricity for use beyond the period in which the solar panels are actively generating power. The scheme therefore links renewable-capacity expansion with the ability to manage variations in solar generation.
Financial Support Covers Preparation and Commissioning
The scheme provides ₹1 crore per MW after an eligible project is successfully commissioned. It also offers up to ₹50 lakh per project for preparatory work, including assessments of water depth, underwater terrain, water characteristics and environmental conditions.
The government expects the programme to reduce annual carbon dioxide emissions by approximately 10 million tonnes, generate 16,000–17,000 full-time-equivalent employment opportunities and encourage domestic manufacturing across floating structures, solar equipment and energy-storage systems.
What Are Floating Solar Projects With Co-Located Storage?
Floating Solar Photovoltaic projects use solar panels mounted on buoyant structures placed on reservoirs, industrial ponds or other suitable inland water bodies. The structures are anchored so that they remain stable as water levels and weather conditions change.
Under PM-SSY, each floating solar project must also have a co-located Energy Storage System. This means that storage is developed alongside the generating facility rather than treated as a separate project. Electricity produced during sunny periods can be retained and supplied later, subject to the project’s operating requirements.
The scheme requires storage equal to at least two hours of the project’s generation capacity. A 100 MW floating solar project would therefore require a minimum of 200 MWh of storage.
Policy Relevance
The scheme addresses two constraints within one policy design. Floating installations reduce pressure on land, while mandatory storage addresses the variability of solar generation. This makes PM-SSY more than a capacity-addition programme: it links where renewable energy is built with how reliably it can serve the grid.
Public finance is being used to reduce development risk. Support for bathymetry, hydrography and environmental studies targets the uncertain preparatory stage that can delay investment. The scheme illustrates how government funding can create a pipeline of viable projects rather than subsidising generation alone.
Water bodies become part of energy planning. Reservoirs are usually governed for irrigation, drinking water, hydropower, fisheries or industrial use. Their use for solar power requires energy planning to be coordinated with water administration and state-level reservoir management.
Storage requirements can shape a domestic clean-energy supply chain. A programme combining 5,000 MW of generation with at least 10,000 MWh of storage creates linked demand for solar modules, flotation systems and storage equipment, connecting renewable-energy policy with industrial development.
Success depends on usable capacity, not only sanctioned megawatts. The relevant outcome is whether commissioned projects provide reliable stored power while coexisting with other reservoir functions. This gives policymakers a broader basis for evaluation than expenditure or installed solar capacity alone.
Relevant Question for Policy Stakeholders: How should the Centre and states coordinate site selection, reservoir use, environmental safeguards and storage operations so that floating solar projects add reliable capacity without disrupting other uses of inland water bodies?
Follow the Full Release Here: Cabinet Approves Pradhan Mantri Surya Sarovar Yojana