Our hydropower resources power homes and businesses in all 50 U.S. states. Some states, especially in the Pacific Northwest, generate the majority of their power from hydropower resources.  Check out the Hydropower Industry Snapshot to see where existing hydropower, potential sites, and supply chain companies are located from coast-to-coast. Click here for a list of the top 10 hydropower generating states. To learn about our most available renewable resource, click here.