The old administration building at the Hyperion Treatment Plant in southwest Los Angeles sat empty for 10 years after a new facility was built in 1998.Through collaboration between the Public Works Department and the mayor’s office, the building became an environmental education center that achieved LEED Gold certification. The $11.5 million, 20,000-square-foot Los Angeles Environmental Learning Center was dedicated last September.The Hyperion Plant, one of four treatment and water reclamation plants serving more than four million people, is the largest of its kind west of the Mississippi and the sixth largest in the world. Almost 400 employees manage full secondary
