Name Location Capacity Type Operational Notes Siah Bishe Pumped Storage Power Plant Mazandaran Province Output: 1,040 MW; input: 940 MW Pumped-storage hydroelectricity 2013-2015[122] Operational; Iran's first pumped-storage hydroelectric station Ilam Pump Storage Dam Ilam Province Output: 1,000 MW Pumped-storage hydroelectricity Feasibility study Azad Dam Kurdistan Province 10 MW; regeneration: 500 MW Hydroelectric dam / pumped-storage hydroelectricity 2014 Operational