Geismar

Power plant · Gas, combustion turbine

Key facts

Power plant · Gas, combustion turbine Operating

Commissioned: 1985
Net generation, 2025: 625,561 MWh
Grid: 230 kV to Entergy Louisiana LLC (MISO)
Location: Ascension County, Louisiana
Operated by: BASF CorporationSourceEIA-860M Preliminary Monthly Electric Generator Inventory

Net generation MWh by year, 2001 to 2025

Fuel burned MMBtu by year, 2001 to 2025

Owner: BASF CorporationSource100.0%, EPA Greenhouse Gas Reporting Program — facility register with parent-company shares (Envirofacts pub_dim_facility; FLIGHT), as of Dec 31, 2023

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Technology: Gas, combustion turbine source: “Natural Gas Fired Combustion Turbine”
Age: 41 years since 1985
Unused energy: 111 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: 13,163 Btu/kWh 2025

All 7 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory

Attributes
Attribute	Value
Grid	Nerc region SERC Report year 2025 Grid voltage kv 230 Transmission owner Entergy Louisiana LLC Balancing authority code MISO Balancing authority name Midcontinent Independent Transmission System Operator, Inc..
EPA greenhouse gas reporting (GHGRP)	EPA FRS ID 110070834884 Subparts reported C, X NAICS code 325199 Subpart PP (CO2 supply) No Subpart RR (geologic sequestration) No Subpart UU (CO2 injection) No Reporting year 2023 GHGRP facility ID 1004208
Fuel burned (MMBtu), 2025	8,234,351
Capacity factor, 2025	0.849
Heat rate (Btu/kWh), 2025	13,163.1
Net generation (MWh), 2025	625,561.0
Balancing authority code	MISO