Jointly Owned Utility Facilities (Tables)

12 Months Ended

Dec. 31, 2021

Jointly Owned Utility Plant Interests [Line Items]

Schedule of Jointly Owned Utility Facilities

The amounts shown in the table below represent the Company's share in each jointly owned facility included in property, plant and equipment, net as of December 31, 2021 (dollars in millions):

					Accumulated		Construction
	Company		Facility In		Depreciation and		Work-in-
	Share		Service		Amortization		Progress
PacifiCorp:
Jim Bridger Nos. 1-4	67	%	$	1,523	$	812	$	15
Hunter No. 1	94		489		221		8
Hunter No. 2	60		306		138		1
Wyodak	80		477		269		8
Colstrip Nos. 3 and 4	10		260		161		3
Hermiston	50		185		99		—
Craig Nos. 1 and 2	19		369		319		—
Hayden No. 1	25		77		47		—
Hayden No. 2	13		44		28		—
Transmission and distribution facilities	Various		879		269		118
Total PacifiCorp			4,609		2,363		153
MidAmerican Energy:
Louisa No. 1	88	%	864		501		20
Quad Cities Nos. 1 and 2(1)	25		732		452		9
Walter Scott, Jr. No. 3	79		949		518		15
Walter Scott, Jr. No. 4(2)	60		225		134		8
George Neal No. 4	41		318		184		4
Ottumwa No. 1	52		674		264		11
George Neal No. 3	72		528		286		9
Transmission facilities	Various		263		100		4
Total MidAmerican Energy			4,553		2,439		80
NV Energy:
Navajo	11	%	5		5		—
Valmy	50		394		309		1
On Line Transmission Line	25		160		31		1
Transmission facilities	Various		65		34		—
Total NV Energy			624		379		2
BHE Pipeline Group:
Ellisburg Pool	39	%	31		11		1
Ellisburg Station	50		26		8		1
Harrison	50		53		18		—
Leidy	50		132		46		7
Oakford	50		200		68		2
Common Facilities	Various		276		166		—
Total BHE Pipeline Group			718		317		11
Total			$	10,504	$	5,498	$	246

(1)Includes amounts related to nuclear fuel.

(2)Facility in-service and accumulated depreciation and amortization amounts are net of credits applied under Iowa regulatory arrangements totaling $561 million and $127 million, respectively.

PAC

Jointly Owned Utility Plant Interests [Line Items]

Schedule of Jointly Owned Utility Facilities

The amounts shown in the table below represent PacifiCorp's share in each jointly owned facility included in property, plant and equipment, net as of December 31, 2021 (dollars in millions):

			Facility		Accumulated		Construction
	PacifiCorp		in		Depreciation and		Work-in-
	Share		Service		Amortization		Progress
Jim Bridger Nos. 1 - 4	67	%	$	1,523	$	812	$	15
Hunter No. 1	94		489		221		8
Hunter No. 2	60		306		138		1
Wyodak	80		477		269		8
Colstrip Nos. 3 and 4	10		260		161		3
Hermiston	50		185		99		—
Craig Nos. 1 and 2	19		369		319		—
Hayden No. 1	25		77		47		—
Hayden No. 2	13		44		28		—
Transmission and distribution facilities	Various		879		269		118
Total			$	4,609	$	2,363	$	153

MEC

Jointly Owned Utility Plant Interests [Line Items]

Schedule of Jointly Owned Utility Facilities

The amounts shown in the table below represent MidAmerican Energy's share in each jointly owned facility included in property, plant and equipment, net as of December 31, 2021 (dollars in millions):

					Accumulated		Construction
	Company		Plant in		Depreciation and		Work-in-
	Share		Service		Amortization		Progress
Louisa Unit No. 1	88	%	$	864	$	501	$	20
Quad Cities Unit Nos. 1 & 2(1)	25		732		452		9
Walter Scott, Jr. Unit No. 3	79		949		518		15
Walter Scott, Jr. Unit No. 4(2)	60		225		134		8
George Neal Unit No. 4	41		318		184		4
Ottumwa Unit No. 1	52		674		264		11
George Neal Unit No. 3	72		528		286		9
Transmission facilities	Various		263		100		4
Total			$	4,553	$	2,439	$	80

(1)Includes amounts related to nuclear fuel.

(2)Plant in-service and accumulated depreciation and amortization amounts are net of credits applied under Iowa regulatory arrangements totaling $561 million and $127 million, respectively.

NPC

Jointly Owned Utility Plant Interests [Line Items]

Schedule of Jointly Owned Utility Facilities

The amounts shown in the table below represent Nevada Power's share in each jointly owned facility included in property, plant and equipment, net as of December 31, 2021 (dollars in millions):

	Nevada						Construction
	Power's		Utility		Accumulated		Work-in-
	Share		Plant		Depreciation		Progress
Navajo Generating Station(1)	11	%	$	5	$	5	$	—
ON Line Transmission Line	19		120		23		1
Other transmission facilities	Various		61		32		—
Total			$	186	$	60	$	1

(1)Represents Nevada Power's proportionate share of capitalized asset retirement costs to retire the Navajo Generating Station, which was shut down in November 2019.

SPPC

Jointly Owned Utility Plant Interests [Line Items]

Schedule of Jointly Owned Utility Facilities

The amounts shown in the table below represent Sierra Pacific's share in each jointly owned facility included in property, plant and equipment, net as of December 31, 2021 (dollars in millions):

	Sierra						Construction
	Pacific's		Utility		Accumulated		Work-in-
	Share		Plant		Depreciation		Progress
Valmy Generating Station	50	%	$	394	$	309	$	1
ON Line Transmission Line	6		40		8		—
Valmy Transmission	50		4		2		—
Total			$	438	$	319	$	1

EEGH

Jointly Owned Utility Plant Interests [Line Items]

Schedule of Jointly Owned Utility Facilities

The amounts shown in the table below represent Eastern Energy Gas' share in each jointly owned facility included in property, plant and equipment, net as of December 31, 2021 (dollars in millions):

					Accumulated		Construction
	Eastern Energy Gas'		Facility in		Depreciation and		Work-in-
	Share		Service		Amortization		Progress
Ellisburg Pool	39	%	$	31	$	11	$	1
Ellisburg Station	50		26		8		1
Harrison	50		53		18		—
Leidy	50		132		46		7
Oakford	50		200		68		2
Total			$	442	$	151	$	11