image/svg+xml
Transmission lines 765, 500, 345, 230, and 138 kV
Transmission Customer138 kV or 230 kV
Generating Station
GeneratingStep UpTransformer
SubstationStep DownTransformer
Generation
Green:
Blue:
SubtransmissionCustomer26 kV and 69 kV
Primary Customer13 kV and 4 kV
Secondary Customer120 V and 240 V
Transmission
Distribution
Color Key:
Red:
Customer
Black: