Company: EAI
Filing Date: 2025-10-31
Form Type: 10-Q
Source: 0000065984-25-000132
Chunk: 63

Company: ENTERGY ARKANSAS, LLC
Filing Date: 2025-10-31
Form: 10-Q
Item: Item 3
Chunk 63
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754 MW combined cycle combustion turbine facility to be located in the City of Ridgeland, Madison County, Mississippi.  The facility will be powered primarily by natural gas, and it will also be enabled for future carbon capture and storage and for hydrogen co-firing optionality.  The Traceview Advanced Power Station is expected to cost in excess of $1 billion.  The facility is expected to be in service in 2029.

Vicksburg Advanced Power Station

In October 2025, Entergy Mississippi announced plans to construct, own, and operate the Vicksburg Advanced Power Station, a 754 MW combined-cycle combustion turbine facility, to be located in the City of Vicksburg, Warren County, Mississippi.  The facility will be powered primarily by natural gas, and it will also be enabled for future carbon capture and storage and for hydrogen co-firing optionality.  The Vicksburg Advanced Power Station is expected to cost in excess of $1 billion.  The facility is expected to be in service in 2028.

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Table of ContentsEntergy Mississippi, LLC and SubsidiariesManagement’s Financial Discussion and Analysis

State and Local Rate Regulation and Fuel-Cost Recovery

See “MANAGEMENT’S FINANCIAL DISCUSSION AND ANALYSIS - State and Local Rate Regulation and Fuel-Cost Recovery” in the Form 10-K for a discussion of state and local rate regulation and fuel-cost recovery.  The following are updates to that discussion.

Retail Rates

2025 Formula Rate Plan Filing

In February 2025, Entergy Mississippi submitted its formula rate plan 2025 test year filing and 2024 look-back filing showing Entergy Mississippi’s earned return on rate base for the historical 2024 calendar year to be within the formula rate plan bandwidth and projected earned return for the 2025 calendar year also to be within the formula rate plan bandwidth.  The 2025 test year filing showed an earned return on rate base of 7.64% and reflected no change in formula rate plan revenues.  The 2024 look-back filing compared actual 2024 results to the approved benchmark return on rate base and reflected no change in formula rate plan revenues, although Entergy Mississippi proposed to adjust interim rates by $135 thousand to reflect two outside-the-bandwidth changes: (1) the completion of Entergy Mississippi’s return to customers of credits under its restructuring credit rider; and (2) a true-up of demand side management costs.

In June 2025, Entergy Mississippi