Income Taxes (Tables)

6 Months Ended

Jun. 30, 2012

Income Tax Disclosure [Abstract]

Effective Income Tax

For continuing operations, including noncontrolling interests, the statutory U.S. federal income tax rate reconciles to Dominion’s and Virginia Power’s effective income tax rate as follows:

	Dominion				Virginia Power
Six Months Ended June 30,	2012		2011		2012		2011
U.S. statutory rate	35.0	%	35.0	%	35.0	%	35.0	%
Increases (reductions) resulting from:
State taxes, net of federal benefit	3.7		3.7		3.9		3.9
Valuation allowances	(1.8	)	0.1		—		—
AFUDC - equity	(0.7	)	(0.5	)	(1.1	)	(0.6	)
Other, net	(1.7	)	(0.1	)	0.1		0.3
Effective tax rate	34.5	%	38.2	%	37.9	%	38.6	%