Question raised in Rajya Sabha on Environmental clearance to hydro power projects, 18/12/2017. A total of 204 hydroelectric power stations are presently functional in the country. A total of sixty nine (69) hydroelectric power projects have been granted environmental clearances in the country by this Ministry since notification of Environment Impact Assessment (EIA) Notification, 2006. List is annexed (Annexure-I). Out of which, sixteen (16) hydroelectric power projects are in Brahmaputra River basin in the State of Arunachal Pradesh and eleven (11) hydroelectric power projects are in Ganga River basin in the State of Uttarakhand (Annexure-II).