Choctaw County — Plant Summary
- EIA Plant ID
- 55706
- Capacity
- 899 MW
- Primary Fuel
- Natural Gas
- Technology
- Natural Gas Fired Combined Cycle
- Status
- Operating
- Location
- Choctaw, MS
- Operating Since
- 2003
- Generators
- 4
- Operator
- Entergy Mississippi LLC
- Parent Company
- Entergy
- Annual Generation
- 4,486,092 MWh
- Capacity Factor
- 62.1%
- Balancing Authority
- Tennessee Valley Authority
- ISO/RTO
- —
- NERC Region
- SERC
Choctaw County
OperatingNatural Gas
Ranked #5 of 30 Natural Gas plants in MS#201 of 2009 nationally
899 MW Natural Gas operating in Choctaw, MS — Tennessee Valley Authority
EIAWD
899 MW
Nameplate Capacity
4
Generators
units
Natural Gas Fired Combined Cycle
Technology
2003
Operating Since
Location
Coordinates
33.2881, -89.4201
County
Choctaw, MS
Nearby Plants
- Red Hills Generating FacilityLignite513.7 MW · 21.1 km
- Quantum Choctaw Power LLCNatural Gas850.5 MW · 22.1 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Entergy Mississippi LLC | Entergy Mississippi | — |
| Owner(s) | Entergy Mississippi LLC | Entergy | — |
| Status | Operating | — | — |
Ownership Chain
About
The Choctaw County power plant is located in Choctaw County, Mississippi. It is owned by Entergy and operated by Entergy Mississippi LLC. The plant has a total capacity of 899 MW consisting of four generators using natural gas fired combined cycle technology. The plant began operating in 2003. It is the 5th largest power plant in Mississippi out of 20, and the 206th largest in the United States out of 945.
In the latest year of reported data, the plant generated 4,486,092 MWh, achieving a capacity factor of 62.1%. The plant operates within the Tennessee Valley Authority balancing authority and the SERC NERC region. Financial data indicates an installed cost of $546.47 per kW, based on FERC filings.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
SERC
Balancing Authority
Tennessee Valley Authority
Grid Voltage
500 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
Generation
582.8K MWh
Latest Month
4.5M MWh
Annual Generation
62.1%
Capacity Factor
Dec 2022 – Dec 2025
Financial DataBeta
Source: FERC Form 1HIGH
$564/kW
Installed Cost
$20.0/MWh
Operating Cost
entergy mississippi, llc
Reporting Utility
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
Pricing & Market Data
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
News & Articles (10)Beta
Regulatory·ferc order
FERC Clears Draft EIS for Nearly 500 Miles of New Southeast Gas Pipelines
FERC staff has issued a draft environmental impact statement for the Mississippi Crossing and South System Expansion 4 pipeline projects,...
FERC (regulator)
Pipeline and Gas Journal·4 weeks ago
General
Southeastern Timber Products opens $123 million expanded facility in Choctaw County
Southeastern Timber Products has officially expanded its operations in Choctaw County. According to Gov. Tate Reeves, the family-owned and...
SuperTalk Mississippi Media·5 months ago
General
Entergy Arkansas powers Google’s $4B investment in the state
Today at a joint community celebration with state and local leaders, Entergy Arkansas announced it will power Google's planned $4 billion...
Entergy·5 months ago
General
Arkansas utility seeks approval of 1.4GWh hybrid BESS, with financial support from Google as part of data centre deal
Entergy is seeking regulatory approval from the Arkansas PSC to construct what could become the largest BESS in the southern US State.
Energy-Storage.News·6 months ago
Last updated 2026-03-26
View all 10 articles