899 MW Natural Gas operating in Choctaw, MS — Tennessee Valley Authority
899 MW
Nameplate Capacity
4
Generators
units
Natural Gas Fired Combined Cycle
Technology
2003
Operating Since
Coordinates
33.2881, -89.4201
County
Choctaw, MS
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Entergy Mississippi LLC | Entergy Mississippi | — |
| Owner(s) | Entergy Mississippi LLC | Entergy | — |
| Status | Operating | — | — |
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
NERC Region
SERC
Balancing Authority
Tennessee Valley Authority
Grid Voltage
500 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
582.8K MWh
Latest Month
4.5M MWh
Annual Generation
62.1%
Capacity Factor
$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
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
Last updated 2026-03-26
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