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

2. SDG&E’s Service Territory

3. 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

4. South Orange County Needs Power Reliability 19842013

5. Goals for the South Orange County Reliability Enhancement Provides System Reliability Upgrades Outdated Equipment Meets Needs of Residents & Businesses Needed to Meet Federal and State Energy Regulations

6. 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

7. South OC Substation Arrangement – Today

8. Future South OC Substation Arrangement

9. Proposed Route Along Existing Transmission Corridor

10. Rancho Madrina - Today

11. Rancho Madrina - Concept

12. San Juan Capistrano Substation in the 1950’s

13. San Juan Capistrano Substation Today

14. San Juan Capistrano Substation - Concept

15. Proposed Permitting and Construction Schedule CPUC FilingMay 18, 2012 Scoping MeetingsJanuary 23 / 24 2013 Draft EIRQ3 – 2013 Final EIRQ4 – 2013 CPUC DecisionQ4 – 2013 2013 – 2017Rebuild SJC Substation Transmission Line Replacement All Dates are Estimate

16. For More Information Duane Cave – External Relations Manager (949) 361-8065 Dcave@Semprautilities.com or Visit our Project Outreach Office 31521 Camino Capistrano, Unit B San Juan Capistrano, Ca. 92675 www. SDGE.com/Southcounty