CONDENSED CONSOLIDATED STATEMENTS OF INCOME - OPCo - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
REVENUES
TOTAL REVENUES	$ 6,020	$ 5,463
EXPENSES
Purchased Electricity, Fuel and Other Consumables Used for Electric Generation	2,118	1,853
Other Operation	750	752
Maintenance	411	319
Depreciation and Amortization	907	833
Taxes Other Than Income Taxes	443	422
TOTAL EXPENSES	4,660	4,179
OPERATING INCOME	1,360	1,284
Other Income (Expense):
Other Income	6	8
Allowance for Equity Funds Used During Construction	70	57
Non-Service Cost Components of Net Periodic Benefit Cost	38	35
Interest Expense	(552)	(495)
INCOME (LOSS) BEFORE INCOME TAX EXPENSE (BENEFIT)	922	889
Income Tax Expense	44	125
Equity Earnings of Unconsolidated Subsidiaries	25	38
Nonrelated Party
REVENUES
TOTAL REVENUES	6,020	5,463
OHIO POWER COMPANY
REVENUES
TOTAL REVENUES	1,085	1,004
EXPENSES
Other Operation	323	334
Maintenance	71	52
Depreciation and Amortization	111	94
Taxes Other Than Income Taxes	156	159
TOTAL EXPENSES	932	902
OPERATING INCOME	153	102
Other Income (Expense):
Other Income	0	1
Allowance for Equity Funds Used During Construction	7	7
Non-Service Cost Components of Net Periodic Benefit Cost	9	4
Interest Expense	(40)	(38)
INCOME (LOSS) BEFORE INCOME TAX EXPENSE (BENEFIT)	129	76
Income Tax Expense	12	14
Equity Earnings of Unconsolidated Subsidiaries	0	1
NET INCOME	117	63
OHIO POWER COMPANY | Nonrelated Party
EXPENSES
Purchased Electricity, Fuel and Other Consumables Used for Electric Generation	251	247
OHIO POWER COMPANY | Affiliated Entity
EXPENSES
Purchased Electricity, Fuel and Other Consumables Used for Electric Generation	20	16
Electricity, Transmission and Distribution | OHIO POWER COMPANY
REVENUES
TOTAL REVENUES	1,069	990
Sales to AEP Affiliates | OHIO POWER COMPANY
REVENUES
TOTAL REVENUES	13	10
Other Revenues
REVENUES
TOTAL REVENUES	130	132
Other Revenues | OHIO POWER COMPANY
REVENUES
TOTAL REVENUES	$ 3	$ 4