December 8, 2006

New England ElectricRestructuring Roundtable

2

Dominion DeliveryDominion Delivery

Plus 1.2 million unregulatedretail energy customersin 9 states

4.5 million franchise gas and electric delivery customers in 5 states

Dominion Exploration and Production

Dominion Exploration and Production

~6 trillion cubic feet equivalent of provedgas and oil reservesApproximately 1.2 billion

cubic feet equivalent of

daily production

~ 28,100 Mw of electric generation

Dominion GenerationDominion Generation

Dominion EnergyDominion Energy

7,900 miles of naturalgas pipeline

Nearly 1 trillion cubic feetof natural gas storageCove Point LNG Facility

6,000 miles of electric transmission

Dominion FootprintDominion Footprint

3

CoalGas/Other

NuclearPurchases

Oil

Dominion GenerationDominion Generation A Balanced 28,100 MW PortfolioA Balanced 28,100 MW Portfolio

Baseload

Intermediate

Peaking

50%50%28%28%

22%22%

Generation unit mix Generation fuel mix

28%28%

28%28%21%21%

13%13%

10%10%

4

Dominion New EnglandGeneration Assets : 4,865 MW

Salem Harbor312 MW Coal (3 Units)

431 MW Oil (1 Unit)

Manchester Street426 MW Gas CC (3 Units)

Brayton Pt.1,078 MW Coal (3 Units)

435 MW Oil * (1 Units)

Millstone2,060 MW Nuclear (2 Units)

Source: Dominion Internal Database

Dominion is the largest, and provides the most balanced generation portfolio in New England

5

New England….New England….it’s all about the fuel!!!it’s all about the fuel!!!

6

ISO – NEISO – NEChange in Fuel DiversityChange in Fuel Diversity

0%

20%

40%

60%

80%

100%

1998 2005

Other Hydro Nuclear Coal Gas Oil

Oil Dominant Gas Dominant

7

ISO - NEISO - NEFuel Diversity ComparisonFuel Diversity Comparison

0%

20%

40%

60%

80%

100%

ECAR PJM NE-ISO

Other Hydro Nuclear Coal Gas Oil

Heavy Coal

Balanced Fuels

Heavy Gas

MoreCostly

8

DiscussionDiscussion

Balance is everything and what is missing…

Fuel Risk – constant challenge

Short term vs. long term

Issue at hand

Visit our website at: www.dom.com