 Path 66 is composed of one segment of TANC, PG&E and PacifiCorp 500 kV lines.The TANC line route starts at Captain Jack Substation (42° 4' 38.06"N 121° 23' 25.47"W) close to Malin, close to the California-Oregon border, near the Malin Substation, where the other 500 kV lines start (PacifiCorp & PG&E).These substations link to both the PacifiCorp and Bonneville Power Administration (BPA) grid in the Pacific Northwest.