Business Segments (Tables)

6 Months Ended

Jun. 30, 2011

Business Segments [Abstract]

Schedule of Segment Reporting Information, by Segment

		Regulated	Investments
	Consolidated	Operations	and Other
Millions
For the Quarter Ended June 30, 2011
Operating Revenue	$219.9	$201.8	$18.1
Fuel and Purchased Power Expense	76.0	76.0	-
Operating and Maintenance Expense	95.7	77.2	18.5
Depreciation Expense	22.1	20.9	1.2
Operating Income (Loss)	26.1	27.7	(1.6)
Interest Expense	(11.0)	(9.1)	(1.9)
Equity Earnings in ATC	4.6	4.6	-
Other Income	1.0	0.6	0.4
Income (Loss) Before Non-Controlling Interest and Income Taxes	20.7	23.8	(3.1)
Income Tax Expense (Benefit)	3.8	5.5	(1.7)
Net Income (Loss)	16.9	18.3	(1.4)
Less: Non-Controlling Interest in Subsidiaries	(0.1)	-	(0.1)
Net Income (Loss) Attributable to ALLETE	$17.0	$18.3	$(1.3)

		Regulated	Investments
	Consolidated	Operations	and Other
Millions
For the Quarter Ended June 30, 2010
Operating Revenue	$211.2	$194.1	$17.1
Fuel and Purchased Power Expense	74.3	74.3	-
Operating and Maintenance Expense	85.4	69.3	16.1
Depreciation Expense	19.8	18.7	1.1
Operating Income (Loss)	31.7	31.8	(0.1)
Interest Expense	(9.5)	(7.7)	(1.8)
Equity Earnings in ATC	4.4	4.4	-
Other Income	2.2	1.1	1.1
Income (Loss) Before Non-Controlling Interest and Income Taxes	28.8	29.6	(0.8)
Income Tax Expense (Benefit)	9.4	11.4	(2.0)
Net Income	19.4	18.2	1.2
Less: Non-Controlling Interest in Subsidiaries	-	-	-
Net Income Attributable to ALLETE	$19.4	$18.2	$1.2

		Regulated	Investments
	Consolidated	Operations	and Other
Millions
For the Six Months Ended June 30, 2011
Operating Revenue	$462.1	$424.8	$37.3
Fuel and Purchased Power Expense	155.0	155.0	-
Operating and Maintenance Expense	185.8	148.4	37.4
Depreciation Expense	44.4	42.1	2.3
Operating Income (Loss)	76.9	79.3	(2.4)
Interest Expense	(21.7)	(17.7)	(4.0)
Equity Earnings in ATC	9.0	9.0	-
Other Income	1.8	1.2	0.6
Income (Loss) Before Non-Controlling Interest and Income Taxes	66.0	71.8	(5.8)
Income Tax Expense (Benefit)	12.0	15.1	(3.1)
Net Income (Loss)	54.0	56.7	(2.7)
Less: Non-Controlling Interest in Subsidiaries	(0.2)	-	(0.2)
Net Income (Loss) Attributable to ALLETE	$54.2	$56.7	$(2.5)
As of June 30, 2011
Total Assets	$2,645.5	$2,381.6	$263.9
Property, Plant and Equipment - Net	$1,861.1	$1,808.9	$52.2
Accumulated Depreciation	$1,062.6	$1,011.3	$51.3
Capital Additions	$79.7	$69.3	$10.4

		Regulated	Investments
	Consolidated	Operations	and Other
Millions
For the Six Months Ended June 30, 2010
Operating Revenue	$444.8	$410.2	$34.6
Fuel and Purchased Power Expense	154.1	154.1	-
Operating and Maintenance Expense	173.1	139.1	34.0
Depreciation Expense	39.8	37.7	2.1
Operating Income (Loss)	77.8	79.3	(1.5)
Interest Expense	(18.4)	(15.3)	(3.1)
Equity Earnings in ATC	8.9	8.9	-
Other Income	3.2	2.3	0.9
Income (Loss) Before Non-Controlling Interest and Income     Taxes	71.5	75.2	(3.7)
Income Tax Expense (Benefit)	29.3	32.1	(2.8)
Net Income (Loss)	42.2	43.1	(0.9)
Less: Non-Controlling Interest in Subsidiaries	(0.2)	-	(0.2)
Net Income (Loss) Attributable to ALLETE	$42.4	$43.1	$(0.7)
As of June 30, 2010
Total Assets	$2,447.8	$2,211.2	$236.6
Property, Plant and Equipment - Net	$1,671.7	$1,627.4	$44.3
Accumulated Depreciation	$1,007.5	$959.4	$48.1
Capital Additions	$85.1	$85.0	$0.1