Revenues (Tables)

6 Months Ended

Jun. 30, 2022

Revenue from Contract with Customer [Abstract]

Disaggregation of revenue

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

	Three Months Ended June 30, 2022
(Millions of Dollars)	Electric		Natural Gas		Total
Major revenue types
Revenue from contracts with customers:
Residential	$	67	$	18	$	85
C&I	119		15		134
Other	2		—		2
Total retail	188		33		221
Interchange	52		—		52
Other	1		1		2
Total revenue from contracts with customers	241		34		275
Alternative revenue and other	2		1		3
Total revenues	$	243	$	35	$	278

	Three Months Ended June 30, 2021
(Millions of Dollars)	Electric		Natural Gas		Total
Major revenue types
Revenue from contracts with customers:
Residential	$	64	$	15	$	79
C&I	108		15		123
Other	2		—		2
Total retail	174		30		204
Interchange	46		—		46
Other	1		1		2
Total revenue from contracts with customers	221		31		252
Alternative revenue and other	3		—		3
Total revenues	$	224	$	31	$	255

	Six Months Ended June 30, 2022
(Millions of Dollars)	Electric		Natural Gas		Total
Major revenue types
Revenue from contracts with customers:
Residential	$	148	$	60	$	208
C&I	235		49		284
Other	4		—		4
Total retail	387		109		496
Interchange	99		—		99
Other	2		2		4
Total revenue from contracts with customers	488		111		599
Alternative revenue and other	5		2		7
Total revenues	$	493	$	113	$	606

	Six Months Ended June 30, 2021
(Millions of Dollars)	Electric		Natural Gas		Total
Major revenue types
Revenue from contracts with customers:
Residential	$	135	$	46	$	181
C&I	211		39		250
Other	3		—		3
Total retail	349		85		434
Interchange	92		—		92
Other	1		2		3
Total revenue from contracts with customers	442		87		529
Alternative revenue and other	6		1		7
Total revenues	$	448	$	88	$	536