There are twelve three-phase 66kv circuits and two at 220kv on the right. The 66kv circuits connect to stations in the Los Angeles vicinity for subtransmission and step-down primary distribution.

Note: All of my photos of pole lines in the Southern California area within this folder were part of my former vintage insulators group on Yahoo. During December 2019 Yahoo pulled the plug on all of their groups. Before they did, I saved many of the images that were in it. Most were taken by and donated by Rick Shields. Good job, Rick, and thank you!