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SOUTHERN CO

For the period ended Jun 30, 2024. Filed Aug 1, 2024.

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About this filing

A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Jun 30, 2024 · Filed Aug 1, 2024

SO$92.34-1.1%Stored close · as of Nov 6, 2026

What changed in Management’s Discussion and Analysis?

Read the current filing

Previous report: 10-Q

Period ended 2024-03-31; filed 2024-05-02.

0000092122-24-000042

Item 2. Management's Discussion and Analysis of Financial Condition and Results of OperationsOverview

Current report: 10-Q

Period ended 2024-06-30; filed 2024-08-01.

0000092122-24-000075

Item 2. Management's Discussion and Analysis of Financial Condition and Results of OperationsOverview

The baseline is this issuer’s latest earlier reporting period of the same form that was filed before the current report. A previous 10-Q is a different quarter, not a year-over-year comparison. Amendments are excluded.

Compared 20 previous paragraphs and 28 current paragraphs.

15 unchanged; 4 reworded; 9 added; 1 removed; 0 previous and 0 current paragraphs rearranged.

Tables are not compared: 1 previous and 1 current tables excluded. Dates, whitespace, punctuation and numbering changes are ignored; changes to financial figures remain significant.

A changed paragraph is not evidence that risk increased or decreased. An unchanged paragraph does not establish that risk stayed the same.

Added paragraphs (9)

Current report

On May 8, 2024, the Alabama PSC issued a consent order to lower Rate ECR from 3.270 cents per KWH to 3.015 cents per KWH, or approximately $135 million annually, effective with July 2024 billings. See Note (B) to the Condensed Financial Statements under "Alabama Power – Rate ECR" herein for additional information.

Current report

Georgia Power placed Plant Vogtle Units 3 and 4 in service on July 31, 2023 and April 29, 2024, respectively. Since placing Unit 4 in service, Southern Nuclear has evaluated the remaining expected site demobilization costs and other contractor obligations and reduced the remaining estimate to complete forecast by approximately $21 million. Accordingly, Georgia Power recorded a pre-tax credit to income of approximately $21 million ($16 million after tax) in the second quarter 2024 to recognize capital costs previously charged to income. Georgia Power's share of the total project capital cost forecast, including completion of site demobilization and remaining contractor obligations, is $10.7 billion. See Note (B) to the Condensed Financial Statements under "Georgia Power – Nuclear Construction – Cost and Schedule" herein for additional information.

Current report

Integrated Resource Plan

Current report

Atlanta Gas Light

Current report

On July 2, 2024, the Georgia PSC approved a stipulation related to Atlanta Gas Light's triennial Integrated Capacity and Delivery Plan filing, filed on February 1, 2024, which allows capital investments totaling approximately

Current report

$0.6 billion annually for the years 2025 through 2027 with related revenue requirement recovery through either the annual GRAM filing or the System Reinforcement Rider surcharge adjustment. Additionally, the Georgia PSC approved a surcharge recovery mechanism for capital projects related to municipal, county, and Georgia Department of Transportation (GDOT) infrastructure work. Rate changes associated with the new surcharge, if approved, will be based on requests filed annually on September 1, with new rates to become effective January 1 of the following year. Finally, the stipulation requires Atlanta Gas Light to include an alternate rate plan for the three-year period of 2025 through 2027 with its 2025 GRAM filing.

Current report

On July 31, 2024, Atlanta Gas Light submitted its annual GRAM filing with the Georgia PSC, which includes projections for the System Reinforcement Rider and municipal, county, and GDOT surcharge adjustments. The filing requests a traditional annual base rate increase of $120 million. In accordance with the approved Integrated Capacity and Delivery Plan filing, Atlanta Gas Light also included two alternative annual base rate increases for 2025 that provide for lower increases in 2025 with subsequent increases in 2026 and 2027. Resolution of the GRAM filing is expected by December 31, 2024, with new rates effective January 1, 2025. The ultimate outcome of this matter cannot be determined at this time.

Current report

Virginia Natural Gas

Current report

On June 7, 2024, the Virginia Commission approved the extension of Virginia Natural Gas' SAVE program through 2029. The extension of the program includes investments of $70 million in each year from 2025 through 2029, with a potential variance of up to $5 million allowed for the program, for a maximum total investment over the five-year extension of $355 million.
Removed paragraphs (1)

Previous report

Georgia Power placed Plant Vogtle Unit 3 in service on July 31, 2023 and placed Plant Vogtle Unit 4 in service on April 29, 2024 (each with electric generating capacity of approximately 1,100 MWs), in each of which it holds a 45.7% ownership interest. Georgia Power's share of the total project capital cost forecast, including demobilizing the site after Unit 4's in-service date, is $10.8 billion. See Note (B) to the Condensed Financial Statements under "Georgia Power – Nuclear Construction" herein for additional information.
Reworded paragraphs (4)

Previous wording

Further, as included in the approved Prudency Stipulation, since commercial operation for Unit 4 was not achieved by March 31, 2024, Georgia Power's ROE used to determine the NCCR tariff and calculate AFUDC was reduced to zero effective April 1, 2024. Effective May 1, 2024, following commercial operation of Unit 4, Georgia Power's NCCR tariff was eliminated and related financing costs are included in Georgia Power's general retail revenue requirements and collected through retail base rates.

Current wording

Further, as included in the approved Prudency Stipulation, since commercial operation for Unit 4 was not achieved by March 31, 2024, Georgia Power's ROE used to determine the NCCR tariff and calculate AFUDC was reduced to zero effective April 1, 2024. Effective May 1, 2024, following commercial operation of Unit 4, Georgia Power's NCCR tariff was eliminated.

Previous wording

On April 16, 2024, the Georgia PSC approved Georgia Power's updated IRP (2023 IRP Update) as modified by a stipulated agreement among Georgia Power, the staff of the Georgia PSC, and certain intervenors, which includes the authority to develop, own, and operate up to 1,400 MWs from three simple cycle combustion turbines at Plant Yates. See Note (B) to the Condensed Financial Statements under "Georgia Power – Integrated Resource Plan" herein for additional information.

Current wording

On April 16, 2024, the Georgia PSC approved Georgia Power's updated IRP (2023 IRP Update) as modified by a stipulation among Georgia Power, the staff of the Georgia PSC, and certain intervenors, which includes the authority to develop, own, and operate up to 1,400 MWs from three simple cycle combustion turbines at Plant Yates. See Note (B) to the Condensed Financial Statements under "Georgia Power – Integrated Resource Plans" herein for additional information.

Previous wording

On March 29, 2024, Mississippi Power filed a request with the FERC for an $8 million increase in annual wholesale base revenues under the MRA tariff and requested an effective date of May 29, 2024. On April 19, 2024, Cooperative Energy challenged the new rates in a filing with the FERC.

Current wording

On March 29, 2024, Mississippi Power filed a request with the FERC for an $8 million increase in annual wholesale base revenues under the MRA tariff and requested an effective date of May 29, 2024. On April 19, 2024, Cooperative Energy challenged the new rates in a filing with the FERC. On May 28, 2024, the FERC issued an order accepting Mississippi Power's request effective May 29, 2024, subject to refund, and establishing hearing and settlement judge procedures.

Previous wording

During the three months ended March 31, 2024, Southern Power continued construction of the 200-MW Millers Branch solar facility and began construction of the 180-MW second phase of the solar project. The second phase of the facility's output is contracted under seven 15-year PPAs and commercial operation is projected to occur in the second quarter 2026. Southern Power also continued construction of the 150-MW South Cheyenne solar facility. Subsequent to March 31, 2024, Southern Power completed construction of and placed in service the 150-MW South Cheyenne solar facility. See Note (K) to the Condensed Financial Statements under "Southern Power" herein for additional information.

Current wording

During the six months ended June 30, 2024, Southern Power completed construction of and placed in service the 150-MW South Cheyenne solar facility. In addition, Southern Power continued construction of the 200-MW first phase and the 180-MW second phase of the Millers Branch solar facility. Southern Power also committed to expand construction by an additional 90 MWs through a third phase of the Millers Branch solar project. The third phase of the facility's output is contracted under a 15-year PPA and commercial operation is projected to occur in the fourth quarter 2026. See Note (K) to the Condensed Financial Statements under "Southern Power" herein for additional information.