Hydropower has been the backbone of energy supply in Uttarakhand, which is endowed with several rivers and mountains. State-owned generation utility, Uttarakhand Jal Vidyut Nigam Limited (UJVNL) is the leading company responsible for tapping the huge hydropower potential, of over 18 GW, in the state. As the state nodal agency for the development of small-hydro power (SHP) plants.