Subsequent Events (Tables)

12 Months Ended

Dec. 31, 2020

Total Estimated February 2021 Storm Restoration Expenditures

	Total Estimated February 2021 Storm Restoration Expenditures
	(in millions)
APCo	$65.0	-	$75.0
KPCo	$75.0	-	$95.0
SWEPCo	$30.0	-	$40.0

Preliminary Estimates of Natural Gas Expenses and Purchases of Electricity Due to February 2021 Severe Winter Weather

	PSO		SWEPCo
	(in millions)
Estimated Natural Gas Expenses	$	175.0	$	375.0
Estimated Electricity Purchases	650.0		—
	$	825.0	$	375.0