RTRP riverside transmission reliability project
Southern California Edison (SCE) and the City of Riverside's Municipal Utility Department (known as Riverside Public Utilities [RPU]) jointly planned the RTRP. The project would be owned and operated by both RPU and SCE.
Representative Ken Calvert Reintroduces Bill to Establish
Here is a LINK to the project timeline
Riverside County Regional Park & Open Space District
Congressman Mark Takano letter 3.6.19 in support of undergrounding the transmission lines through the Hidden Valley Nature Preserve