Energy can be captured from the force of fast moving, falling or flowing water. Find information about hydropower technologies, ongoing research, policies and programs.

Exploring Ways to Use Hydropower

DOE. Office of Energy Efficiency and Renewable Energy.

Covers topics including hydropower electricity, hydroelectricity generation plants, and microhydropower systems for consumer homes.

Water Power Program

DOE. Office of Energy Efficiency and Renewable Energy.

Covers topics including basic hydropower technologies and marine and hydrokinetic technologies, including research, financial opportunities, publications, current news and events.


U.S. Department of Energy. Idaho National Laboratory.

Conducts research and development in hydropower technology and provides related information and tools including Hydropower Facts and the Virtual Hydropower Prospector for locating natural stream water energy resources in the United States.

Foundation for Water and Energy Education

Foundation for Water and Energy Education.

Although primarily focused on the Northwestern U.S., the Foundation provides basic information about hydropower technologies with educational activities for students and the public, a glossary, news and more.

Small Hydroelectric Plants (PDF | 126KB)

West Virginia University. Cooperative Extension Service.

A short publication from 1978 detailing the design and construction of small hydropower systems for streams for home and farm use.

Micro Hydroelectric Systems

Oregon Office of Energy.

Provides information about using power from stream, finding turbines, selling power, regulations, financing projects, hydroenergy organizations and publications.

Hydropower Information

DOI. Bureau of Reclamation.

Information on the history of hydropower development in the United States, the role of hydropower in the energy industry, major producers of hydropower, the electric utility industry, a glossary of hydropower terms, links to other sources of hydropower information and educational materials for students and teachers.


Klunne, Wim Jonker.

A comprehensive, international source of information about small water power systems including expert and equipment directories, basic and research literature, news, events and a discussion forum.