7th Annual

Supplier Conference October 24, 2012

Energy Supply Overview

2012 Supplier Conference

Steve Royall

Director, Fossil and Solar, Operations &

Maintenance

October 24, 2012

Items To Discuss:

• What We Value

• 2012 Successes

• 2013 Work & Future Opportunities

• Safety

• Partnerships

• Quality Work / Products

• Reliable Operation

• On Plan / On Budget

• Total Cost of Ownership vs. First Cost

• Supplier Diversity

What We Value

2012 Successes

Resumed operation of all 3 units (1,212 MW)

Helms Pumped Storage Facility

Crane Valley Dam

Seismic upgrades in final completion stage

Utility Owned Photovoltaic (PV) Program

Placed another 50 MW into commercial operations

Cantua Solar Station (20 MW)

Diablo Canyon Power Plant (DCPP)

INPO#1 Rating Successful 1R17 Outage Major modifications completed (Process Control and Chemical Management Systems)

Gateway Generating Station (GGS)

First major outage in progress

Safety and Security Work

Reflecting changing industry regulations

Significant Work in Hydro Watersheds

• Bear river canals

• Rock Creek

• Helms rotor replacement

• Crane Valley Dam Seismic Upgrades

• Kern Canyon Facility Upgrade

Post-Fukushima modifications at DCPP

Security upgrades at Fuel Cell Sites

• Post-Fukushima modifications (DCPP) • Nuclear security modifications

• Utility owned PV – Construction of year 3 projects for commercial operation

• O&M of PV sites

• Significant work in Hydro watersheds • Penstocks

• Canals

• Other civil, electrical and mechanical work

• Continued Diverse Supplier Development = Increased Diverse Spend

2013 - Future Opportunities