Segment Information (Tables)

3 Months Ended

Mar. 31, 2023

Segment Reporting [Abstract]

Results from Operations by Reportable Segment

PSCo’s segment information:

	Three Months Ended March 31
(Millions of Dollars)	2023		2022
Regulated Electric
Total revenues	$	920	$	828
Net income	99		96
Regulated Natural Gas
Total revenues	$	811	$	578
Net income	113		80
All Other
Total revenues (a)	$	16	$	17
Net income	2		—
Consolidated Total
Total revenues (a)	$	1,747	$	1,423
Net income	214		176

(a)    Total revenues include $1 million of other affiliate revenue for both the three months ended March 31, 2023 and 2022.