Segment Information (Tables)

9 Months Ended

Sep. 30, 2021

Segment Reporting [Abstract]

Results from Operations by Reportable Segment

PSCo’s segment information:

	Three Months Ended Sept. 30
(Millions of Dollars)	2021		2020
Regulated Electric
Total revenues	$	1,048	$	916
Net income	212		215
Regulated Natural Gas
Total revenues	$	177	$	156
Net income	8		4
All Other
Total revenues (a)	$	12	$	9
Net loss	(5)		(1)
Consolidated Total
Total revenues (a)	$	1,237	$	1,081
Net income	215		218

(a)    Total revenues include $1 million of other affiliate revenue for both the three months ended Sept. 30, 2021 and 2020.

	Nine Months Ended Sept. 30
(Millions of Dollars)	2021		2020
Regulated Electric
Operating revenues — external	$	2,608	$	2,343
Intersegment revenue	1		—
Total revenues	$	2,609	$	2,343
Net income	400		378
Regulated Natural Gas
Total revenues	$	930	$	674
Net income	121		72
All Other
Total revenues (a)	$	34	$	32
Net (loss) income	(5)		5
Consolidated Total
Total revenues (a)	$	3,573	$	3,049
Reconciling eliminations	(1)		—
Total operating revenues	$	3,572	$	3,049
Net income	516		455

(a)    Total revenues include $3 million of other affiliate revenue for both the nine months ended Sept. 30, 2021 and 2020.

^[1]

[1] Total revenues include $1 million of other affiliate revenue for both the three months ended Sept. 30, 2021 and 2020.