Significant Financing Transactions (Tables)

3 Months Ended

Mar. 31, 2012

Securities Financing Transactions Disclosures [Abstract]

Schedule of Line of Credit Facilities

At March 31, 2012, Dominion’s commercial paper and letters of credit outstanding, as well as capacity available under credit facilities, were as follows:

	Facility Limit		Outstanding Commercial Paper		Outstanding Letters of Credit		Facility Capacity Available
(millions)
Joint revolving credit facility(1)	$	3,000	$	1,057	$	—	$	1,943
Joint revolving credit facility(2)	500		—		36		464
Total	$	3,500	$	1,057	$	36	$	2,407

(1) This credit facility has a maturity date of September 2016, and can be used to support bank borrowings and the issuance of commercial paper, as well as to support up to $1.5 billion of letters of credit.

(2) This credit facility has a maturity date of September 2016, and can be used to support bank borrowings, commercial paper and letter of credit issuances.