Borrowings and Other Financing Instruments (Tables)

3 Months Ended

Mar. 31, 2017

Debt Disclosure [Abstract]

Commercial Paper

Commercial paper outstanding for Xcel Energy was as follows:

(Amounts in Millions, Except Interest Rates)	Three Months Ended    March 31, 2017			Year Ended    Dec. 31, 2016
Borrowing limit	$	2,750		$	2,750
Amount outstanding at period end	605			392
Average amount outstanding	557			485
Maximum amount outstanding	719			1,183
Weighted average interest rate, computed on a daily basis	0.97		%	0.74		%
Weighted average interest rate at period end	1.18			0.95

Credit Facilities

At March 31, 2017, Xcel Energy Inc. and its utility subsidiaries had the following committed credit facilities available:

(Millions of Dollars)	Credit Facility (a)		Drawn (b)		Available
Xcel Energy Inc.	$	1,000	$	391	$	609
PSCo	700		34		666
NSP-Minnesota	500		47		453
SPS	400		116		284
NSP-Wisconsin	150		33		117
Total	$	2,750	$	621	$	2,129

^(a)  These credit facilities mature in June 2021.

^(b)  Includes outstanding commercial paper and letters of credit.