Related by context. Frequent words. (Click for all words.) 73 dams 71 hydroelectric 69 hydroelectric plants 66 hydroelectric dam 65 hydropower 62 hydroelectricity 58 hydro electric 55 dam 54 rivers 53 Dams 53 hydro 50 coal fired 50 reservoirs 50 electricity 49 aluminum smelters 49 river basins 49 river basin 49 Hydropower 49 watersheds 47 PacifiCorp 47 River basin 47 tributaries 47 wind farms 46 electrical grid 45 turbines 45 dammed 45 Bonneville Power Administration 45 nuclear reactors 45 megawatts 44 desalination plants 44 voltage transmission 44 headwaters 44 relicensing 43 Hydro Quebec 42 kilovolt 42 freshwater 42 Energy Regulatory Commission 42 forests 41 Dam 41 damming 41 irrigation canals 41 aluminum smelter 41 Klamath River 41 tributary 41 fossil fuels 41 diesel generators 41 pulp mills 41 mercury pollution 40 aquifers 40 hatchery fish 40 bull trout 40 Generating Station 40 River Basin 40 megawatt 40 sewage treatment 40 hatcheries 40 BC Hydro 39 wild salmon 39 gigawatts 39 fish hatchery 39 steam generators 39 Snake River 39 waterways 39 renewable energy 39 river 39 salmon 39 wind turbines 39 Power Plant 39 water 39 smelters 39 irrigators 39 fossil fuel 39 Catawba River 38 coho salmon 38 electric utilities 38 Water Resources 38 sulfur coal 38 hydel 38 lakes 38 Three Gorges Dam 38 ecosystems 38 Megawatts 38 substations 38 wind farm 37 renewable 37 IPPs 37 riparian 37 reactors 37 desalination plant 37 canals 37 steelhead 37 weir 37 utilities 37 NRG Energy 37 #MW [002] 37 generators 37 #MW [003] 37 biomass 37 Santee Cooper 37 chinook salmon 37 culverts