Serving Commercial Customers Melisa Johns

SEPA Utility Solar Conference April 29 -30, 2014 Melisa Johns, Director –Business Development Renewable Generation Development

Duke Energy Overview: Scale, Diversity and Flexibility Geographic diversity

Largest utility in the United States − Total assets: ~$115 billion − Market capitalization: ~ $50 billion − U.S. generation capacity: ~ 58 GW diversified portfolio − Electric customers: 7.2 million −Gas customers: 0.5 million

Midwest

Carolinas

Florida

Highly-regulated business with earnings diversity

Region

Electric Customers

Carolinas

3.9 million

Florida

1.7 million

Midwest

1.6 million

3%

Fuel diversity (MWh output) 12%

2005 5%

3%

1%

55%

3% 24%

85%

36%

38%

55% 35%

Regulated Utilities

International

38%

2015

Commercial Power

Coal Nuclear Natural Gas Oil Hydro/ Renewables

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NC Green Source Rider Pilot Program Definition:  Voluntary pilot program  Commercial/industrial customers  Enables participants to “green” new load  Renewable resources built after 1/1/2007 Process • Application and qualification of supply needs • Duke builds or procures renewable resource • Customer payment:  Total cost of renewable energy  $500/month administrative fee  $0.20/MWh REC retirement fee  $2,000 Application fee • Customer is credited for the avoided cost Duration • Three year enrollment window • Capped at 1,000,000 MWhs/year • Contract terms 3-15 years 3

Designing the Green Source Rider Customers want to… •

Achieve their sustainability goals



Enable the development of new renewable energy



Assist customers in achieving their sustainability goals



Encourage local firm generation

Encourage the development of renewable energy



Invest in assets



Own and retire RECs





Ensure cost certainty

Ensure costs are fair and equitable for all customers



Regulators want to…

wants to…



Ensure costs are fair and equitable for all customers

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Green Source Interest  Multiple applications received  Interest from various customer segments  Anticipate full subscription by year end  Anticipate green energy offsets to begin late 2014 to early 2015

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