Other Agencies with Actions or Authorizations:

Department of the Interior

Description:

The West of Devers Upgrade Project as proposed by SCE includes the following major components:

• Removal and upgrade of existing 220 kV transmission lines. Upgrades would occur on 30 miles of the Devers–El Casco line, 14 miles of the El Casco–San Bernardino line, 43 miles of the Devers–San Bernardino line, 45 miles of the Devers-Vista No. 1 and No. 2 lines, 3.5 miles of the Etiwanda–San Bernardino line, and 3.5 miles of the San Bernardino-Vista line.
   
• Upgrade substation equipment at Devers, El Casco, Etiwanda, San Bernardino, and Vista Substations to accommodate increased power transfer on 220 kV lines.
   
• Upgrade Timoteo and Tennessee 66/12 kV substations to accommodate 66 kV subtransmission line relocations.
   
• Removal and relocation of 2 miles of two existing 66 kV subtransmission lines.
   
• Removal and relocation of 4 miles of existing 12 kV distribution lines.
   
• Installation of telecommunication lines and equipment for the protection, monitoring, and control of transmission lines and substation equipment.

The Proposed Project would be located within the existing West of Devers right-of way corridor in incorporated and unincorporated areas of Riverside and San Bernardino Counties. The ROW passes through the reservation trust land of the Morongo Band of Mission Indians and the cities of Banning, Beaumont, Calimesa, Colton, Grand Terrace, Loma Linda, Palm Springs, Rancho Cucamonga, Redlands, San Bernardino, and Yucaipa.  SCE states that the Proposed Project would be operational by 2020.