Revenues

6 Months Ended

Jun. 30, 2022

Revenue from Contract with Customer [Abstract]

Revenues

Revenue is classified by the type of goods/services rendered and market/customer type. PSCo’s operating revenues consisted of the following:

	Three Months Ended June 30, 2022
(Millions of Dollars)	Electric		Natural Gas		All Other		Total
Major revenue types
Revenue from contracts with customers:
Residential	$	292	$	164	$	4	$	460
C&I	444		73		7		524
Other	13		—		—		13
Total retail	749		237		11		997
Wholesale	71		—		—		71
Transmission	21		—		—		21
Other	12		33		—		45
Total revenue from contracts with customers	853		270		11		1,134
Alternative revenue and other	31		4		—		35
Total revenues	$	884	$	274	$	11	$	1,169

	Three Months Ended June 30, 2021
(Millions of Dollars)	Electric		Natural Gas		All Other		Total
Major revenue types
Revenue from contracts with customers:
Residential	$	272	$	204	$	3	$	479
C&I	426		81		6		513
Other	13		—		—		13
Total retail	711		285		9		1,005
Wholesale	48		—		—		48
Transmission	19		—		—		19
Other	14		38		—		52
Total revenue from contracts with customers	792		323		9		1,124
Alternative revenue and other	35		15		—		50
Total revenues	$	827	$	338	$	9	$	1,174
	Six Months Ended June 30, 2022
(Millions of Dollars)	Electric		Natural Gas		All Other		Total
Major revenue types
Revenue from contracts with customers:
Residential	$	594	$	550	$	7	$	1,151
C&I	827		215		9		1,051
Other	25		—		—		25
Total retail	1,446		765		16		2,227
Wholesale	137		—		—		137
Transmission	40		—		—		40
Other	24		76		—		100
Total revenue from contracts with customers	1,647		841		16		2,504
Alternative revenue and other	65		11		12		88
Total revenues	$	1,712	$	852	$	28	$	2,592
	Six Months Ended June 30, 2021
(Millions of Dollars)	Electric		Natural Gas		All Other		Total
Major revenue types
Revenue from contracts with customers:
Residential	$	518	$	443	$	6	$	967
C&I	752		165		15		932
Other	25		—		—		25
Total retail	1,295		608		21		1,924
Wholesale	135		—		—		135
Transmission	37		—		—		37
Other	23		83		—		106
Total revenue from contracts with customers	1,490		691		21		2,202
Alternative revenue and other	70		62		1		133
Total revenues	$	1,560	$	753	$	22	$	2,335