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v3.24.3

Revenue Customer Type (Details) $ in Millions | 12 Months Ended
--- | ---
Sep. 30, 2024 USD ($) Units | Sep. 30, 2023 USD ($) | Sep. 30, 2022 USD ($)
Electric revenue | $ 12,123 | $ 11,888 | $ 12,352
Bill credits for LTA | $ (215) | (199) | 199
Percentage of total operating revenues | 90.40% |  |
Total number of LPCs | Units | 153 |  |
Off-system sales | $ 8 | 14 | 19
Revenue capitalized during pre-commercial operations | $ (3) | (3) | 0
Pandemic Relief Credit |  | $ (225) | 228
Number of LPCs signed flexibility agreement | Units | 102 |  |
Percent of sales of electricity to LPCs | 92.00% | 92.00% |
Regulated Operating Revenue | $ 12,128 | $ 11,899 | 12,371
Unregulated Operating Revenue | 186 | 155 | 169
Regulated and Unregulated Operating Revenue | $ 12,314 | $ 12,054 | $ 12,540
MLGW's % of operating revenues | 9.00% | 9.00% | 9.00%
NES's % of operating revenues | 8.00% | 8.00% | 8.00%
ALABAMA |  |  |
Regulated Operating Revenue | $ 1,768 | $ 1,731 | $ 1,778
GEORGIA |  |  |
Regulated Operating Revenue | 295 | 284 | 299
KENTUCKY |  |  |
Regulated Operating Revenue | 776 | 773 | 821
MISSISSIPPI |  |  |
Regulated Operating Revenue | 1,150 | 1,146 | 1,182
NORTH CAROLINA |  |  |
Regulated Operating Revenue | 89 | 89 | 87
TENNESSEE |  |  |
Regulated Operating Revenue | 7,998 | 7,819 | 8,137
VIRGINIA |  |  |
Regulated Operating Revenue | $ 47 | 46 | 48
5-year contract arrangement [Member] |  |  |
Number of LPCs signed LTA | Units | 5 |  |
Percentage of total operating revenues | 12.30% |  |
Revenues | $ 1,517 |  |
20-year Termination Notice |  |  |
Number of LPCs signed LTA | Units | 148 |  |
Percentage of total operating revenues | 78.10% |  |
Revenues | $ 9,621 |  |
Federal agencies and other [Member] |  |  |
Regulated Operating Revenue | 125 | 135 | 154
Local Power Company [Member] |  |  |
Electric revenue | 11,138 |  |
Regulated Operating Revenue | 11,138 | 10,903 | 11,291
Industries Directly Served [Member] |  |  |
Regulated Operating Revenue | $ 868 | $ 864 | $ 926

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