A new report out of India's Ministry of New and Renewable Energy (MNRE), has estimated the nation's ground-mounted PV potential at some 3,343 GWp over nearly 27,571 km² of available land. The study utilized advanced geospatial data and high-resolution GIS modeling that included slope, land cover, solar irradiance, and proximity to infrastructure like roads and substations. It imposed a 10% limit on wasteland use and incorporated inter-row distance and shading factors to make estimates for deployment realistic. The new figure represents a big jump from 2014's estimated value of 748.98 GWp. Western, southern, and central states were found to be more feasible with good terrain and irradiance, whereas northeastern and Himalayan states had less potential. The study has concluded that Rajasthan (828,781.44 MWp), Maharashtra (486,678.68 MWp), Madhya Pradesh (318,972.16 MWp), Karnataka (223,278.99 MWp), Tamil Nadu (204,765.06 MWp), Telangana (140,451.26 MWp), and Uttar Pradesh (97,842.99 MWp) are the topmost possible capacity states. The results offer data-driven guidance on policy, investment, and grid planning as India's solar installed capacity crossed the 100 GWp mark by January 2025.
India’s solar PV potential rises to 3,343 GWp in 2025 report
A 2025 GIS-based report found India’s feasible solar PV capacity at 3,343 GWp, covering 27,571 km², with western and southern states showing the highest potential.
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