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(c) 2011 San Diego Gas & Electric Company. All copyright and trademark rights reserved.

(c) 2011 San Diego Gas & Electric Company. All copyright and trademark rights reserved

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Page 1: (c) 2011 San Diego Gas & Electric Company. All copyright and trademark rights reserved

(c) 2011 San Diego Gas & Electric Company. All copyright and trademark rights reserved.

Page 2: (c) 2011 San Diego Gas & Electric Company. All copyright and trademark rights reserved

SDG&E’s Service Territory

Page 3: (c) 2011 San Diego Gas & Electric Company. All copyright and trademark rights reserved

The Growing Power Needs in Orange County

Source: U.S. Census / SDG&E

Energy demand in Orange County has more than tripled over the last 26 years:

• 141 MW in 1984

• 492 MW in 2010

Page 4: (c) 2011 San Diego Gas & Electric Company. All copyright and trademark rights reserved

South Orange County Needs Power Reliability

1984 2013

Page 5: (c) 2011 San Diego Gas & Electric Company. All copyright and trademark rights reserved

Goals for the South Orange County Reliability Enhancement

Provides System Reliability

Upgrades Outdated Equipment

Meets Needs of Residents & Businesses

Needed to Meet Federal and State Energy Regulations

Page 6: (c) 2011 San Diego Gas & Electric Company. All copyright and trademark rights reserved

Rebuild San Juan Capistrano Substation, which was built in the 1950’s

Upgrade Transmission Lines 138 kV to 230 kV

Replace existing structures with taller, new steel poles

The South Orange County Reliability Enhancement

Page 7: (c) 2011 San Diego Gas & Electric Company. All copyright and trademark rights reserved

South OC Substation Arrangement – Today

Capistrano Substation

Talega Substation

San Mateo Substation

Rancho Mission Viejo Substation

Margarita SubstationTrabuco Substation

Laguna Niguel Substation

Pico Substation

EscondidoSan Diego

Currently, electricity supplied to South Orange County customers must pass through the Talega Substation.

Page 8: (c) 2011 San Diego Gas & Electric Company. All copyright and trademark rights reserved

Future South OC Substation Arrangement

Capistrano Substation

Talega Substation

San Mateo Substation

Rancho Mission Viejo Substation

Margarita SubstationTrabuco Substation

Laguna Niguel Substation

Pico Substation

EscondidoSan Diego

In the Future, electricity supplied to South Orange County customers will be available from both Talega Substation &

Capistrano Substation.

Page 9: (c) 2011 San Diego Gas & Electric Company. All copyright and trademark rights reserved

Proposed Route Along Existing Transmission Corridor

Page 10: (c) 2011 San Diego Gas & Electric Company. All copyright and trademark rights reserved

Rancho Madrina - Today

Page 11: (c) 2011 San Diego Gas & Electric Company. All copyright and trademark rights reserved

Rancho Madrina - Concept

Page 12: (c) 2011 San Diego Gas & Electric Company. All copyright and trademark rights reserved

San Juan Capistrano Substation in the 1950’s

Page 13: (c) 2011 San Diego Gas & Electric Company. All copyright and trademark rights reserved

San Juan Capistrano Substation Today

Page 14: (c) 2011 San Diego Gas & Electric Company. All copyright and trademark rights reserved

San Juan Capistrano Substation - Concept

Page 15: (c) 2011 San Diego Gas & Electric Company. All copyright and trademark rights reserved

Proposed Permitting and Construction Schedule

CPUC Filing May 18, 2012

Scoping Meetings January 23 / 24 2013

Draft EIR Q3 – 2013

Final EIR Q4 – 2013

CPUC Decision Q4 – 2013

2013 – 2017 Rebuild SJC Substation

Transmission Line

Replacement

All Dates are Estimate

Page 16: (c) 2011 San Diego Gas & Electric Company. All copyright and trademark rights reserved

For More Information

Duane Cave – External Relations Manager

• (949) 361-8065

[email protected]

or

Visit our Project Outreach Office

31521 Camino Capistrano, Unit B

San Juan Capistrano, Ca. 92675

www. SDGE.com/Southcounty

Page 17: (c) 2011 San Diego Gas & Electric Company. All copyright and trademark rights reserved