INVESTMENT IN ATC (Tables) (ATC)

6 Months Ended

Jun. 30, 2013

ATC

Schedule of Equity Method Investments

Schedule of changes to Integrys Energy Group's investment in ATC

The following table shows changes to our investment in ATC.

	Three Months Ended June 30				Six Months Ended June 30
(Millions)	2013		2012		2013		2012
Balance at the beginning of period	$	482.7	$	446.9	$	476.6	$	439.4
Add: Earnings from equity method investment	22.0		21.3		43.7		42.1
Add: Capital contributions	5.1		5.1		6.8		8.5
Less: Dividends received	17.6		16.9		34.9		33.6
Balance at the end of period	$	492.2	$	456.4	$	492.2	$	456.4

Summarized income statement information of ATC

Financial data for all of ATC is included in the following tables:

	Three Months Ended June 30				Six Months Ended June 30
(Millions)	2013		2012		2013		2012
Income statement data
Revenues	$	152.1	$	152.1	$	303.9	$	299.8
Operating expenses	69.9		71.7		139.7		141.3
Other expense	20.9		21.1		42.4		41.1
Net income	$	61.3	$	59.3	$	121.8	$	117.4

Summarized balance sheet information of ATC

(Millions)	June 30, 2013		December 31, 2012
Balance sheet data
Current assets	$	77.1	$	63.1
Noncurrent assets	3,397.5		3,274.7
Total assets	$	3,474.6	$	3,337.8
Current liabilities	$	308.8	$	251.5
Long-term debt	1,550.0		1,550.0
Other noncurrent liabilities	129.7		95.8
Shareholders’ equity	1,486.1		1,440.5
Total liabilities and shareholders’ equity	$	3,474.6	$	3,337.8