Earnings Per Share

6 Months Ended

Jun. 30, 2012

Earnings Per Share [Abstract]

Earnings Per Share

Earnings Per Share

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.

There were no potentially dilutive securities excluded from the calculation of diluted EPS for the three and six months ended June 30, 2012 and 2011.