The Metropolitan Water District of Southern California is one of the largest public water utilities in the United States and provides approximately half of all water supplies to the residents of Los Angeles, Orange, Riverside, San Bernardino, San Diego and Ventura counties. Metropolitan is governed by a 38-member board of directors. As a state and national leader in advancing sound water policy, Metropolitan is addressing current and future water challenges with sound investments and planning for water supply infrastructure, conservation, water recycling, groundwater and sustainability.