Hansen Dam is a huge area with varied habitat, and like the Sepulveda Basin is part of the City of Los Angeles flood control infrastructure operated by the U.S. Army Corps of Engineers. Unlike the Sepulveda Basin, in the event of heavy and prolonged precipitation water may be retained behind Hansen Dam for prolonged periods.  →

SFVAS is continuing to work with our partners, the Friends of the Los Angeles River (FoLAR) and the California Native Plant Society (CNPS) on the ongoing Habitat Restoration efforts in the Sepulveda Basin Wildlife Reserve (SBWR). This group gathers every Fourth Saturday morning to work and weed. If you would like to get involved and get your hands dirty,  →