Hansen Dam is a flood control dam in the northeastern San Fernando Valley, in the Lake View Terrace neighborhood of Los Angeles, California. The dam was built by the U.S. Army Corps of Engineers, Los Angeles District in 1940. Hansen Dam was named after horse ranchers Homer and Marie Hansen, who established a ranch in the 19th century.
Location: San Fernando Valley
Country: United States
Purpose: Flood control
Status: Operational
Construction began: 1939
Opening date: 1940
Owner(s): U.S. Army Corps of Engineers, Los Angeles District