Company: SOJE
Filing Date: 2025-02-20
Form Type: 10-K
Source: 0000092122-25-000018
Chunk: 4284

Company: SOUTHERN CO
Filing Date: 2025-02-20
Form: 10-K
Item: Item 2
Chunk 4284
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 also represents the all-time maximum demand. These amounts exclude demand served by capacity retained by MEAG Power, OPC, and SEPA. The reserve margin for the traditional electric operating companies, Southern Power Company, and SEGCO in 2024 was 16%.

Jointly-Owned Facilities

Alabama Power, Georgia Power, and Mississippi Power at December 31, 2024 had undivided interests in certain generating plants and other related facilities with non-affiliated parties. The percentages of ownership of the total plant or facility are as follows:

Percentage OwnershipFacilityTotalCapacityAlabamaPowerPowerSouthGeorgiaPowerMississippiPowerOPCMEAGPowerDaltonFP&L(MWs)Plant Miller Units 1 and 21,320 91.8 %8.2 %— %— %— %— %— %— %Plant Hatch1,796 — — 50.1 — 30.0 17.7 2.2 — Plant Vogtle Units 1 through 44,742 — — 45.7 — 30.0 22.7 1.6 — Plant Scherer Units 1 and 21,636 — — 8.4 — 60.0 30.2 1.4 — Plant Scherer Unit 3818 — — 75.0 — — — — 25.0 Rocky Mountain903 — — 25.4 — 74.6 — — — Plant Daniel Units 1 and 21,000 — — — 50.0 — — — 50.0 

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Alabama Power, Georgia Power, and Mississippi Power have contracted to operate and maintain the respective units in which each has an interest (other than Rocky Mountain) as agent for the joint owners. Southern Nuclear operates and provides services to Alabama Power's and Georgia Power's nuclear plants.

In addition, Georgia Power has commitments, in the form of capacity purchases totaling $35 million at December 31, 2024, regarding a portion of a 5% interest in the original cost of Plant Vogtle Units 1 and 2 owned by MEAG Power that are in effect until the later of the retirement of the plant or the latest stated maturity date of MEAG Power