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CONSOLIDATED STATEMENTS OF INCOME - OPCo - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
REVENUES |  |  |
TOTAL REVENUES | $ 19,721.3 | $ 18,982.3 | $ 19,639.5
EXPENSES |  |  |
Purchased Electricity, Fuel and Other Consumables Used for Electric Generation | 5,936.3 | 6,578.3 | 7,097.9
Other Operation | 3,127.6 | 2,810.5 | 2,878.1
Maintenance | 1,325.1 | 1,276.3 | 1,249.4
Asset Impairments and Other Related Charges | 142.5 | 85.6 | 48.8
Depreciation and Amortization | 3,289.9 | 3,090.4 | 3,202.8
Taxes Other Than Income Taxes | 1,596.3 | 1,492.3 | 1,469.8
TOTAL EXPENSES | 15,417.7 | 15,426.1 | 16,156.8
OPERATING INCOME | 4,303.6 | 3,556.2 | 3,482.7
Other Income (Expense): |  |  |
Other Income | 65.1 | 63.4 | 11.6
Allowance for Equity Funds Used During Construction | 211.0 | 174.9 | 133.7
Non-Service Cost Components of Net Periodic Benefit Cost | 126.0 | 221.1 | 188.5
Interest Expense | (1,862.8) | (1,806.9) | (1,396.1)
INCOME BEFORE INCOME TAX EXPENSE (BENEFIT) AND EQUITY EARNINGS (LOSS) | 2,842.9 | 2,208.7 | 2,420.4
Income Tax Expense (Benefit) | (39.2) | 54.6 | 5.4
Equity Earnings (Loss) of Unconsolidated Subsidiaries | 93.7 | 58.5 | (109.4)
OHIO POWER COMPANY |  |  |
REVENUES |  |  |
TOTAL REVENUES | 3,827.8 | 3,811.4 | 3,665.1
EXPENSES |  |  |
Other Operation | 1,198.3 | 1,091.7 | 982.0
Maintenance | 256.3 | 211.5 | 185.5
Asset Impairments and Other Related Charges | 52.9 | 0.0 | 0.0
Depreciation and Amortization | 386.0 | 316.2 | 294.3
Taxes Other Than Income Taxes | 560.2 | 507.3 | 502.4
TOTAL EXPENSES | 3,362.8 | 3,341.5 | 3,251.4
OPERATING INCOME | 465.0 | 469.9 | 413.7
Other Income (Expense): |  |  |
Other Income | 3.4 | 0.4 | 1.3
Allowance for Equity Funds Used During Construction | 23.4 | 17.1 | 13.9
Non-Service Cost Components of Net Periodic Benefit Cost | 15.3 | 26.0 | 22.1
Interest Expense | (148.0) | (130.9) | (119.6)
INCOME BEFORE INCOME TAX EXPENSE (BENEFIT) AND EQUITY EARNINGS (LOSS) | 359.1 | 382.5 | 331.4
Income Tax Expense (Benefit) | 52.4 | 54.3 | 44.2
Equity Earnings (Loss) of Unconsolidated Subsidiaries | (1.1) | 0.0 | 0.6
NET INCOME | 305.6 | 328.2 | 287.8
OHIO POWER COMPANY | Affiliated Entity |  |  |
EXPENSES |  |  |
Purchased Electricity, Fuel and Other Consumables Used for Electric Generation | 97.8 | 86.8 | 9.8
OHIO POWER COMPANY | Nonrelated Party |  |  |
EXPENSES |  |  |
Purchased Electricity, Fuel and Other Consumables Used for Electric Generation | 811.3 | 1,128.0 | 1,277.4
Electricity, Transmission and Distribution | OHIO POWER COMPANY |  |  |
REVENUES |  |  |
TOTAL REVENUES | 3,793.0 | 3,768.0 | 3,635.3
Sales to AEP Affiliates | OHIO POWER COMPANY | Affiliated Entity |  |  |
REVENUES |  |  |
TOTAL REVENUES | 22.7 | 31.1 | 18.8
Other Revenues |  |  |
REVENUES |  |  |
TOTAL REVENUES | 483.0 | 458.1 | 408.2
Other Revenues | OHIO POWER COMPANY |  |  |
REVENUES |  |  |
TOTAL REVENUES | $ 12.1 | $ 12.3 | $ 11.0

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