Important Hydropower plant RAJASTHAN Bisalpur dam-banas river TAMILNADU Vaigai Dam-Vaigai River Krishnagiri Reservoir Pechiparai Reservoir-River Kodayar Vidur Reservoir Perunchani Dam-Paralayar River Periyar Reservoir-Periyar River Stanley Reservoir-Kaveri River Mettur Dam-Kaveri River Bhavanisagar Reservoir-Bhavani River Parambikulam Reservoir-Parambikulam River