Alberhill System Project

The Alberhill System Project involves a new 500/115-kV Alberhill substation, construction of two 500-kV lines to connect new substation to Serrano-Valley 500-kV transmission line, 21.25 miles of new 115-kV lines and modifications of existing sub-transmission lines.. The project will help meet growing electricity demand in Riverside County, CA.

Project Sponsor Line Miles Voltage (kV) From State To State Year in Service
Southern California Edison 21.3 115 CA CA 2021
Estimated Costs ($M) Voltage Type Project Status Project Group Origin Point Destination Point
464 Planned Alberhill Substation Serrano - Valley 500-kV Line
Interstate Build Start NERC ISO/RTO Country Project Partners
2018 WECC CAISO US