Consolidated Statements of Cash Flows (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2011		Dec. 31, 2010		Dec. 31, 2009
Operating Activities
Net income including noncontrolling interests	$ 1,426		$ 2,825	[1]	$ 1,304
Net income attributable to Dominion	1,408		2,808		1,287
Adjustments to reconcile net income including noncontrolling interests to net cash from operating activities:
Gain from sale of Appalachian E&P operations	0		(2,467)		0
Loss from sale of Peoples	0		113		0
Charges (payments) related to workforce reduction program	(115)		229		0
Impairment of generation assets	283		194		0
Impairment of gas and oil properties	0		21		455
Net reserves (payments) related to rate cases	3		(500)		794
Contributions to pension plans	0		(650)		0
Depreciation, depletion and amortization (including nuclear fuel)	1,288		1,258		1,319
Deferred income taxes and investment tax credits, net	756		682		(494)
Other adjustments	(92)		(61)		(137)
Changes in:
Accounts receivable	365		(60)		458
Inventories	(185)		35		(10)
Prepayments	(19)		139		(234)
Deferred fuel expenses, net	(3)		(246)		802
Accounts payable	(413)		119		(156)
Accrued interest, payroll and taxes	(216)		166		(81)
Margin deposit assets and liabilities	(71)		(147)		(273)
Other operating assets and liabilities	(24)		175		39
Net cash provided by operating activities	2,983		1,825		3,786
Investing Activities
Plant construction and other property additions	(3,652)		(3,422)		(3,837)
Proceeds from sales of securities and loan receivable collections and payoffs	1,757		2,814		1,478
Purchases of securities and loan receivable originations	(1,824)		(2,851)		(1,511)
Investment in affiliates and partnerships	(4)		(2)		(43)
Distributions from affiliates and partnerships	43		47		174
Restricted cash equivalents	259		(396)		1
Other	100		38		43
Net cash provided by (used in) investing activities	(3,321)		419		(3,695)
Financing Activities
Issuance (repayment) of short-term debt, net	429		91		(735)
Issuance and remarketing of long-term debt	2,320		1,090		1,695
Repayment and repurchase of long-term debt	(637)		(1,492)		(447)
Issuance of common stock	38		74		456
Repurchase of common stock	(601)		(900)		0
Common dividend payments	(1,129)		(1,076)		(1,039)
Preferred dividend payments	(17)		(17)		(17)
Other	(25)		(2)		(25)
Net cash provided by (used in) financing activities	378		(2,232)		(112)
Increase (decrease) in cash and cash equivalents	40		12		(21)
Cash and cash equivalents at beginning of year	62	[2],[3]	50	[2],[3]	71	[2]
Cash and cash equivalents at end of year	102	[3]	62	[2],[3]	50	[2],[3]
Supplemental Cash Flow Information
Interest and related charges, excluding capitalized amounts	920		894		890
Income taxes	166		991		1,480
Significant noncash investing and financing activities
Accrued capital expenditures	328		240		240
Variable Interest Entities Consolidated Fair Value Assets	957		0		0
Variable Interest Entities Consolidated Fair Value Debt	896		0		0
Debt for equity exchange	0		0		56
Appalachian E And P [Member]
Investing Activities
Proceeds from the sale of business	0		3,450		0
Peoples [Member]
Investing Activities
Proceeds from the sale of business	0		741		0
Virginia Electric and Power Company [Member]
Operating Activities
Net income including noncontrolling interests	822		852		356	[4]
Net income attributable to Dominion	822		852		356
Adjustments to reconcile net income including noncontrolling interests to net cash from operating activities:
Charges (payments) related to workforce reduction program	(53)		98		0
Impairment of generation assets	228		0		0
Net reserves (payments) related to rate cases	3		(500)		782
Contributions to pension plans	0		(302)		0
Depreciation, depletion and amortization (including nuclear fuel)	838		782		747
Deferred income taxes and investment tax credits, net	496		609		(409)
Other adjustments	(40)		(40)		(58)
Changes in:
Accounts receivable	76		(9)		58
Affiliated accounts receivable and payable	(7)		11		(13)
Inventories	(200)		17		(67)
Prepayments	24		(10)		(24)
Deferred fuel expenses, net	12		(213)		639
Accounts payable	(117)		108		(58)
Accrued interest, payroll and taxes	12		1		(24)
Other operating assets and liabilities	(70)		5		41
Net cash provided by operating activities	2,024		1,409		1,970
Investing Activities
Plant construction and other property additions	(1,885)		(2,113)		(2,338)
Purchases of nuclear fuel	(205)		(121)		(150)
Purchases of securities	(1,057)		(1,211)		(731)
Proceeds from sales of securities	1,030		1,192		715
Restricted cash equivalents	137		(165)		1
Other	33		(7)		(65)
Net cash provided by (used in) investing activities	(1,947)		(2,425)		(2,568)
Financing Activities
Issuance (repayment) of short-term debt, net	294		158		145
Issuance of affiliated current borrowings, net	85		1,101		585
Issuance and remarketing of long-term debt	235		605		460
Repayment and repurchase of long-term debt	(91)		(347)		(126)
Common dividend payments	(557)		(500)		(463)
Preferred dividend payments	(17)		(17)		(17)
Other	(2)		2		6
Net cash provided by (used in) financing activities	(53)		1,002		590
Increase (decrease) in cash and cash equivalents	24		(14)		(8)
Cash and cash equivalents at beginning of year	5		19		27
Cash and cash equivalents at end of year	29		5		19
Supplemental Cash Flow Information
Interest and related charges, excluding capitalized amounts	376		349		353
Income taxes	(27)		(101)		630
Significant noncash investing and financing activities
Accrued capital expenditures	199		136		133
Settlement of debt and issuance of common stock to Dominion	$ 0		$ 1,000		$ 1,000

[1] Other comprehensive income for the year ended December 31, 2009 excludes a $20 million ($12 million after-tax) adjustment to AOCI representing the cumulative effect of the change in accounting principle related to the recognition and presentation of other-than-temporary impairments.

[2] 2009 amount includes $5 million of cash classified as held for sale in Dominion's Consolidated Balance Sheet.

[3] 2009 amount includes $2 million of cash classified as held for sale in Dominion's Consolidated Balance Sheet.

[4] Other comprehensive income for the year ended December 31, 2009 excludes a $3 million ($2 million after-tax) adjustment to AOCI representing the cumulative effect of the change in accounting principle related to the recognition and presentation of other-than-temporary impairments.