CONDENSED STATEMENTS OF CONSOLIDATED CASH FLOWS (Unaudited) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Cash Flows from Operating Activities:
Net income	$ 100	$ 92
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	325	372
Amortization of deferred financing costs	8	8
Deferred income taxes	(56)	(78)
Changes in other assets and liabilities:
Accounts and notes receivable, net	(73)	(76)
Accounts receivable/payable - affiliated companies	(17)	40
Inventory	(3)	(9)
Accounts payable	(15)	6
Taxes receivable	95	(8)
Interest and taxes accrued	(46)	(79)
Net regulatory assets and liabilities	20	(5)
Other current assets	18	15
Other current liabilities	(13)	(36)
Other assets	(2)	3
Other liabilities	1	4
Other, net	(1)	(6)
Net cash provided by operating activities	341	243
Cash Flows from Investing Activities:
Capital expenditures	(442)	(371)
Decrease (increase) in notes receivable - affiliated companies	107	(79)
Decrease (increase) in restricted cash of transition and system restoration bond companies	13	(10)
Other, net	(6)	(19)
Net cash used in investing activities	(328)	(479)
Cash Flows from Financing Activities:
Proceeds from long-term debt	0	600
Payments of long-term debt	(198)	(373)
Increase (decrease) in short-term notes payable - affiliated companies	131	(3)
Cash paid for debt retirement	0	(1)
Debt issuance costs	0	(6)
Net cash provided by (used in) financing activities	(67)	217
Net Decrease in Cash and Cash Equivalents	(54)	(19)
Cash and Cash Equivalents at Beginning of Period	290	207
Cash and Cash Equivalents at End of Period	236	188
Cash Payments:
Interest, net of capitalized interest	98	94
Income taxes, net	27	186
Non-cash transactions:
Accounts payable related to capital expenditures	$ 50	$ 49