Hydropower

How many dams actually produce power?

Of the nation’s 90,000 dams, FERC regulates approximately 2,300 hydroelectric producing dams. In addition, there are approximately 240 federal dams that produce hydroelectric power. Thus, there are a total of approximately 2,540 hydropower dams. (AR)

Sources:

• AR = American Rivers
• NHDES = New Hampshire Department of Environmental Services
• ASDSO = Association of State Dam Removal Safety Officials
• NJDS = New Jersey Dam Safety