Layer Estimates:

Layer: SCE Service Territory (ID:0)
Count: 1
Extent:

XMin: 5783927.44167261
YMin: 1524817.38608151
XMax: 7734483.50202796
YMax: 3446479.74660076
Spatial Reference: 102645 (2229)

Layer: Substations (ID:1)
Count: 265
Extent:

XMin: 6582907.14183291
YMin: 1729095.30721807
XMax: 7721492.27201471
YMax: 2553401.49681267
Spatial Reference: 102645 (2229)

Layer: Transmission Circuits (ID:2)
Count: 348
Extent:

XMin: 6421742.13414115
YMin: 1590438.3933611
XMax: 9366166.39389489
YMax: 3059904.63823415
Spatial Reference: 102645 (2229)