JOINTLY-OWNED ELECTRIC UTILITY PLANTS (Tables)

12 Months Ended

Dec. 31, 2019

Jointly Owned Electric Utility Plants [Abstract]

Schedule of Jointly Owned Utility Plants

Evergy's, Evergy Kansas Central's and Evergy Metro's share of jointly-owned electric utility plants at December 31, 2019, are detailed in the following tables.

Evergy
	Wolf Creek Unit			La Cygne Units (a)			Iatan No. 1 Unit			Iatan No. 2 Unit			Iatan Common			Jeffrey Energy Center			State Line
	(millions, except MW amounts)
Evergy's share		94%			100%			88%			73%			79%			100%			40%
Utility plant in service		$	3,827.8		$	2,202.4		$	718.9		$	1,379.7		$	484.3		$	2,428.6		$	114.6
Accumulated depreciation		1,835.3			751.6			269.2			447.2			116.4			918.1			75.9
Nuclear fuel, net		128.6			—			—			—			—			—			—
Construction work in progress		141.4			21.0			54.4			23.5			9.4			38.9			2.8
2020 accredited capacity-MWs		1,104			1,398			616			650			NA			2,186			196

^(a)  The VIE consolidated by Evergy and Evergy Kansas Central holds its 50% leasehold interest in La Cygne Unit 2. This 50% leasehold interest in La Cygne Unit 2 is reflected in the information provided above. See Note 19 for additional information.

Evergy Kansas Central
	Wolf Creek Unit			La Cygne Units (a)			Jeffrey Energy Center		State Line
	(millions, except MW amounts)
Evergy Kansas Central's share		47%			50%		92%			40%
Utility plant in service		$	1,884.5		$	1,048.0	$	2,223.4		$	114.6
Accumulated depreciation		862.2			426.5		832.5			75.9
Nuclear fuel, net		63.9			—		—			—
Construction work in progress		67.3			14.6		34.9			2.8
2020 accredited capacity-MWs		552			699		2,011			196

^(a)  The VIE consolidated by Evergy and Evergy Kansas Central holds its 50% leasehold interest in La Cygne Unit 2. This 50% leasehold interest in La Cygne Unit 2 is reflected in the information provided above. See Note 19 for additional information.

Evergy Metro
	Wolf Creek Unit			La Cygne Units			Iatan No. 1 Unit			Iatan No. 2 Unit			Iatan Common
	(millions, except MW amounts)
Evergy Metro's share		47%			50%			70%			55%			61%
Utility plant in service		$	1,943.3		$	1,154.4		$	575.1		$	1,060.7		$	390.1
Accumulated depreciation		973.1			325.1			214.9			393.0			99.8
Nuclear fuel, net		64.7			—			—			—			—
Construction work in progress		74.1			6.4			25.9			3.5			1.3
2020 accredited capacity-MWs		552			699			490			491			NA