 By 2016, 43.2% of SDG&E's electrical power sources were renewable.SDG&E has two 230 kV lines (Miguel-Tijuana line and the LaRosita-Imperial Valley Line) that connect the Californian transmission system with the Mexican Comisión Federal de Electricidad transmission system in Baja California.The Path 45 transmission corridor, spanning over the United States-Mexico border, has a capacity of 408 Megawatts.