Segment Information (Tables)

6 Months Ended

Jun. 30, 2019

Segment Reporting [Abstract]

Results from Operations by Reportable Segment

NSP-Wisconsin's segment information for the three and six months ended June 30:

	Three Months Ended June 30
(Millions of Dollars)	2019			2018
Regulated Electric
Operating revenues (a)	$	207.9		$	209.5
Intersegment revenues	0.1			0.1
Total operating revenue	208.0			209.6
Net income	10.9			15.5
Regulated Natural Gas
Operating revenues (a)	$	20.9		$	22.0
Intersegment revenues	—			0.1
Total operating revenue	20.9			22.1
Net loss	(1.3		)	(0.1		)
All Other
Operating revenues (a)	$	0.1		$	0.3
Net loss	(1.0		)	(0.2		)
Consolidated Total
Operating revenues (a)	$	229.0		$	232.0
Reconciling Eliminations	(0.1		)	(0.2		)
Total operating revenue	$	228.9		$	231.8
Net income	8.6			15.2

^(a) 

Operating revenues include $43.5 million and $38.4 million of affiliate electric revenue for the three months ended June 30, 2019 and 2018, respectively.

	Six Months Ended June 30
(Millions of Dollars)	2019			2018
Regulated Electric
Operating revenues (a)	$	422.9		$	425.9
Intersegment revenues	0.2			0.2
Total operating revenue	423.1			426.1
Net income	24.1			35.9
Regulated Natural Gas
Operating revenues (a)	$	82.0		$	78.5
Intersegment revenues	0.2			0.3
Total operating revenue	82.2			78.8
Net income	9.2			10.3
All Other
Operating revenues (a)	$	0.2		$	0.5
Net income (loss)	(0.7		)	0.4
Consolidated Total
Operating revenues (a)	$	505.5		$	505.4
Reconciling Eliminations	(0.4		)	(0.5		)
Total operating revenue	$	505.1		$	504.9
Net income	32.6			46.6

^(a) 

Operating revenues include $87.6 million and $76.1 million of affiliate electric revenue for the six months ended June 30 2019 and 2018, respectively.