Sustained Reliability U.S. Nuclear Plant Average Capacity Factor 91.1% in % in % in % in % in % in % in % in % in 2000 Highlights  Refueling outages: 66 in 2008, 56 in 2007  Average refueling outage duration: 37.6 days in 2008, 40.4 days in 2007 Sources: Ventyx Velocity Suite, U.S. Energy Information Administration, U.S. Nuclear Regulatory Commission, NEI estimate for 2008

U.S. Nuclear Industry Capacity Factors * NEI Estimate for 2008 Source: Ventyx Velocity Suite / Energy Information Administration Updated: 1/09

Sources: Ventyx Velocity Suite, U.S. Energy Information Administration, U.S. Nuclear Regulatory Commission, NEI estimate for 2008 Steady Output From the Operating Plants U.S. Nuclear Generation (billion kilowatt-hours) 806 in in in in in in in in in 2000 Highlights  5,640 MW of power uprates approved since 1977  595 MW of uprates under review  2,882 MW of uprates expected by 2013

U.S. Nuclear Industry Cumulative Power Uprates, Source: Nuclear Regulatory Commission Updated: 11/08

U.S. Nuclear Plant Output Growth Billion kWh Equivalent to 29 new 1,000-megawatt power plants * NEI Estimate Source: Ventyx Velocity Suite / Energy Information Administration Updated: 1/09

Best Regulatory Performance Ever: 93 Plants “In the Green” NRC Action Matrix Summary Quarter Number of Units Increasing Regulatory Oversight Column 1 Column 2 Column 3 Column 4

U.S. Nuclear Refueling Outage Days Average Source: EUCG, Ventyx Velocity Suite / Nuclear Regulatory Commission Updated: 1/09

U.S. Industrial Safety Accident Rate 2007 ISAR = Number of accidents resulting in lost work, restricted work, or fatalities per 200,000 worker hours. Electric utilities and manufacturing do not include fatality data. Sources: Nuclear (World Association of Nuclear Operators), 2006 Data for Electric Utilities and Manufacturing (U.S. Bureau of Labor Statistics). Updated: 4/08

ISAR = Number of accidents resulting in lost work, restricted work, or fatalities per 200,000 worker hours. Source: World Association of Nuclear Operators Updated: 4/08 U.S. Nuclear Industrial Safety Accident Rate One-Year Industry Values

Production Costs = Operations and Maintenance Costs + Fuel Costs Source: Ventyx Velocity Suite Updated: 5/08 Nuclear Energy is the Lowest Cost Producer of Electricity Among Major Energy Sources U.S. Electricity Production Costs for 2007, Cents/kWh

U.S. Electricity Sources Which Do Not Emit Greenhouse Gases 2007* * Preliminary Source: Ventyx Velocity Suite / Energy Information Administration Updated: 4/08

Strong Public Support Continues 72% Safe and Secure 85% Renew Licenses 89% Important for Future 69% Definitely Build New Reactors 75% Acceptable at Nearest Site Source: Bisconti Research Inc. September 2008 poll of 1,000 U.S. adults; margin of error is +/- 3%

Key Nuclear Energy Priorities  Sustained, safe, reliable operation of current fleet  New plants – Predictable licensing – Financing  Used fuel management