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Choctaw County — Power plant · Gas, combined cycle · Entergy Mississippi LLC
  • Combustion
  • Operating
  • 10 · 100 · 1,000 MW

Choctaw County

Power plant · Gas, combined cycle

Key facts

Power plant · Gas, combined cycleran 76% of 2024 Operating
Capacity
Capacity: sourceEIA-860M · Open licenseMW
Commissioned
2003
Net generation, 2024
6,023,853 MWh
Grid
500 kV to Tennessee Valley Authority (TVA)
Location
Choctaw County, Mississippi

Output

Net generation MWh by year, 2003 to 2026
Fuel burned MMBtu by year, 2003 to 2026
  • Gas

Operations detail

Details

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Technology
Gas, combined cycle source: “Natural Gas Fired Combined Cycle”
Age
23 years since 2003
Unused energy
3,390 GWh 2025Unused energyA lead, not a guarantee: MW × hours × (1 − capacity factor) for the latest year (EIA-923), gas, coal and oil plants only. Air-permit run-hour caps, heat rate (cost to run) and capacity-market or reliability obligations can rule it out.
Heat rate
7,163 Btu/kWh 2025
All 8 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory
Attributes
AttributeValue
Gem
Parents
Name
Entergy Utility Holding Co LLC
Share pct
100
Gem entity id
E100002024424
Unit ids
G100000401972
Location id
L100000401923
Eia plant ids
55706
Grid
Nerc region
SERC
Report year
2025
Grid voltage kv
500
Transmission owner
Tennessee Valley Authority
Balancing authority code
TVA
Balancing authority name
Tennessee Valley Authority
EPA greenhouse gas reporting (GHGRP)
EPA FRS ID
110014338537
Subparts reported
C, D
NAICS code
221112
Subpart PP (CO2 supply)
No
Subpart RR (geologic sequestration)
No
Subpart UU (CO2 injection)
No
Reporting year
2023
GHGRP facility ID
1000171
Fuel burned (MMBtu), 202532,132,864
Capacity factor, 20250.570
Heat rate (Btu/kWh), 20257,162.8
Net generation (MWh), 20254,486,092
Balancing authority codeTVA

Ownership

2 companies2
Companies with an ownership or operating interest in this asset.
CompanyRoleShareAs ofSource
Entergy Mississippi LLC Operator EIA-860M
Entergy Corp Owner 100.0% Dec 31, 2023 EPA GHGRP

Timeline

  • In service · EIA-860M

Sources

5 sources

Sources EIA-860M · GEM · EIA · EIA-860M Preliminary Monthly Electric Generator Inventory · EPA Greenhouse Gas Reporting Program — facility register with parent-company shares (Envirofacts pub_dim_facility; FLIGHT)

Sources

Every source and license · Attribution

View at source