U.S. Department of Energy - Energy Efficiency and Renewable Energy

Federal Energy Management Program

Renewable Energy Case Studies

Photo of photovoltaic arrays in front of a red mountain with a blue sky backdrop.

Federal agencies often turn to photovoltaics for energy, like this National Park Service deployment.

Photo of a man standing a long row of U-shaped solar mirrors.

The Federal Correctional Institution in Phoenix, Arizona, uses solar technologies to heat water for facility use.

These case studies and application briefs feature examples of renewable energy projects at Federal facilities.

Application Briefs

Photo of a long, brown office building standing in front of a street with several cars stopped at a traffic building.

The Department of Energy Forrestal Headquarters Building features a rooftop photovoltaic array that provides 8% of the building's electricity needs.