Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2012

Earnings Per Share [Abstract]

Earnings Per Share Computation

The following table presents the calculation of Dominion’s basic and diluted EPS:

	Three Months Ended June 30,				Six Months Ended June 30,
	2012		2011		2012		2011
(millions, except EPS)
Net income attributable to Dominion	$	258	$	336	$	752	$	815
Average shares of common stock outstanding – Basic	572.0		573.4		571.3		576.6
Net effect of potentially dilutive securities(1)	1.1		1.8		1.2		1.3
Average shares of common stock outstanding – Diluted	573.1		575.2		572.5		577.9
Earnings Per Common Share – Basic	$	0.45	$	0.59	$	1.32	$	1.41
Earnings Per Common Share – Diluted	$	0.45	$	0.58	$	1.31	$	1.41

(1) Potentially dilutive securities consist of options, goal-based stock and contingently convertible senior notes.