Jointly Owned Utility Facilities (Tables)

12 Months Ended

Dec. 31, 2016

Jointly Owned Utility Plant Interests [Line Items]

Jointly Owned Utility Facilities [Table Text Block]

The amounts shown in the table below represent the Company's share in each jointly owned facility as of December 31, 2016 (dollars in millions):



					Accumulated		Construction
	Company		Facility In		Depreciation and		Work-in-
	Share		Service		Amortization		Progress
PacifiCorp:
Jim Bridger Nos. 1-4	67	%	$	1,420	$	583	$	10
Hunter No. 1	94		473		161		1
Hunter No. 2	60		296		98		—
Wyodak	80		467		203		1
Colstrip Nos. 3 and 4	10		244		130		5
Hermiston	50		178		76		2
Craig Nos. 1 and 2	19		325		223		32
Hayden No. 1	25		74		32		—
Hayden No. 2	13		43		20		—
Foote Creek	79		39		25		—
Transmission and distribution facilities	Various		777		228		61
Total PacifiCorp			4,336		1,779		112
MidAmerican Energy:
Louisa No. 1	88	%	766		418		9
Quad Cities Nos. 1 and 2⁽¹⁾	25		689		367		7
Walter Scott, Jr. No. 3	79		614		303		1
Walter Scott, Jr. No. 4⁽²⁾	60		448		101		2
George Neal No. 4	41		307		154		1
Ottumwa No. 1	52		548		191		13
George Neal No. 3	72		426		174		1
Transmission facilities	Various		247		86		1
Total MidAmerican Energy			4,045		1,794		35
NV Energy:
Navajo	11	%	213		145		2
Silverhawk	75		248		66		3
Valmy	50		389		216		1
Transmission facilities	Various		213		41		—
Total NV Energy			1,063		468		6
BHE Pipeline Group - common facilities	Various		286		164		—
Total			$	9,730	$	4,205	$	153


(1)	Includes amounts related to nuclear fuel.


(2)	Facility in-service and accumulated depreciation and amortization amounts are net of credits applied under Iowa revenue sharing arrangements totaling $319 million and $75 million, respectively.

PacifiCorp [Member]

Jointly Owned Utility Plant Interests [Line Items]

Jointly Owned Utility Facilities [Table Text Block]

The amounts shown in the table below represent PacifiCorp's share in each jointly owned facility as of December 31, 2016 (dollars in millions):



			Facility		Accumulated		Construction
	PacifiCorp		in		Depreciation and		Work-in-
	Share		Service		Amortization		Progress

Jim Bridger Nos. 1 - 4	67	%	$	1,420	$	583	$	10
Hunter No. 1	94		473		161		1
Hunter No. 2	60		296		98		—
Wyodak	80		467		203		1
Colstrip Nos. 3 and 4	10		244		130		5
Hermiston	50		178		76		2
Craig Nos. 1 and 2	19		325		223		32
Hayden No. 1	25		74		32		—
Hayden No. 2	13		43		20		—
Foote Creek	79		39		25		—
Transmission and distribution facilities	Various		777		228		61
Total			$	4,336	$	1,779	$	112

MidAmerican Energy Company [Member]

Jointly Owned Utility Plant Interests [Line Items]

Jointly Owned Utility Facilities [Table Text Block]

The amounts shown in the table below represent MidAmerican Energy's share in each jointly owned facility as of December 31, 2016 (dollars in millions):



					Accumulated		Construction
	Company		Plant in		Depreciation and		Work-in-
	Share		Service		Amortization		Progress

Louisa Unit No. 1	88.0	%	$	766	$	418	$	9
Quad Cities Unit Nos. 1 & 2⁽¹⁾	25.0		689		367		7
Walter Scott, Jr. Unit No. 3	79.1		614		303		1
Walter Scott, Jr. Unit No. 4⁽²⁾	59.7		448		101		2
George Neal Unit No. 4	40.6		307		154		1
Ottumwa Unit No. 1	52.0		548		191		13
George Neal Unit No. 3	72.0		426		174		1
Transmission facilities⁽³⁾	Various		247		86		1
Total			$	4,045	$	1,794	$	35


(1)	Includes amounts related to nuclear fuel.


(2)	Plant in service and accumulated depreciation and amortization amounts are net of credits applied under Iowa revenue sharing arrangements totaling $319 million and $75 million, respectively.


(3)	Includes 345 and 161 kilovolt transmission lines and substations.

Nevada Power Company [Member]

Jointly Owned Utility Plant Interests [Line Items]

Jointly Owned Utility Facilities [Table Text Block]

The amounts shown in the table below represent Nevada Power's share in each jointly owned facility as of December 31, 2016 (dollars in millions):



	Nevada						Construction
	Power's		Utility		Accumulated		Work-in-
	Share		Plant		Depreciation		Progress

Silverhawk Generating Station	75	%	$	248	$	66	$	3
Navajo Generating Station	11		213		145		2
ON Line Transmission Line	24		145		12		—
Other Transmission Facilities	Various		56		26		—
Total			$	662	$	249	$	5

Sierra Pacific Power Company [Member]

Jointly Owned Utility Plant Interests [Line Items]

Jointly Owned Utility Facilities [Table Text Block]

The amounts shown in the table below represent Sierra Pacific's share in each jointly owned facility as of December 31, 2016 (dollars in millions):



	Sierra						Construction
	Pacific's		Utility		Accumulated		Work-in-
	Share		Plant		Depreciation		Progress

Valmy Generating Station	50	%	$	389	$	216	$	1
ON Line Transmission Line	1		8		1		—
Valmy Transmission	50		4		2		—
Total			$	401	$	219	$	1