This fact sheet will help you determine whether a small hydropower system will work for your power needs and whether your location is right for hydropower technology. It will also explain the basic system components, the need for permits and water rights, and how you might be able to sell the excess electricity you generate.
US DEPARTMENT OF ENERGY (2001): Small hydropower systems. Washington, D.C.: US Department of Energy, Office of Energy Efficiency and Renewable Energy URL [Accessed: 21.01.2012]