SHORT-TERM DEBT AND LINES OF CREDIT (Tables)

3 Months Ended

Mar. 31, 2015

Short-term Debt [Abstract]

Schedule of short-term borrowings

Our outstanding short-term borrowings were as follows:

(Millions, except percentages)	March 31, 2015				December 31, 2014
Commercial paper	$	133.3		*	$	317.6
Average interest rate on commercial paper outstanding	0.37		%		0.36		%

* Maturity dates ranged from April 1, 2015, through April 14, 2015.

Schedule of revolving credit facilities and remaining available capacity

The information in the table below relates to our revolving credit facilities used to support our commercial paper borrowing program, including remaining available capacity under these facilities:

(Millions)	Maturity	March 31, 2015		December 31, 2014
Revolving credit facility (Integrys Energy Group)	06/13/2017	$	285.0	$	285.0
Revolving credit facility (Integrys Energy Group) *	05/08/2019	465.0		465.0
Revolving credit facility (WPS)	05/08/2019	135.0		135.0
Revolving credit facility (WPS)	06/13/2017	115.0		115.0
Revolving credit facility (PGL)	06/13/2017	250.0		250.0
Total short-term credit capacity		$	1,250.0	$	1,250.0
Less:
Letters of credit issued inside credit facilities		$	0.7	$	3.4
Commercial paper outstanding		133.3		317.6
Available capacity under existing agreements		$	1,116.0	$	929.0

* This credit facility was reduced by $200.0 million in April 2015 due to the transfer of the remaining credit support for IES's retail energy business to Exelon Generation Company, LLC.