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31.1 MW Natural Gas Fired Combustion Turbine (14 MW) + Natural Gas Internal Combustion Engine (17 MW) operating in Calcasieu, LA — Midcontinent Independent Transmission System Operator, Inc..
31.1 MW
Nameplate Capacity
3
Generators
units
Hybrid (2)
Technology
Natural Gas Fired Combustion Turbine + Natural Gas Internal Combustion Engine
2011
Operating Since
Coordinates
30.1966, -93.3219
County
Calcasieu, LA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Equistar Chemicals LP | — | — |
| Owner(s) | Equistar Chemicals LP | — | — |
| Status | Operating | — | — |
Lake Charles Polymers is a 31.1 MW hybrid power plant located in Calcasieu County, Louisiana. The plant, which began operating in 2011, is owned and operated by Equistar Chemicals LP. It utilizes natural gas as its primary fuel source, employing both natural gas-fired combustion turbine and natural gas internal combustion engine technologies across its three generators. The plant operates within the Midcontinent Independent Transmission System Operator, Inc. (MISO) balancing authority and the SERC NERC region.
In the most recent year of data, Lake Charles Polymers generated 196,193 MWh of electricity, achieving a capacity factor of 72.1%. The plant is ranked as the 42nd largest in Louisiana out of 51 plants, and nationally it is ranked 1229 out of 1963. Recent news coverage of the plant includes 8 articles related to industry topics, 1 related to regulatory matters, and 1 concerning hazards.
Generated from EIA, GEM, and public data sources
ISO/RTO
MISO
Market
ISO/RTO Member
NERC Region
SERC — SERC Reliability Corporation
Balancing Authority
Midcontinent Independent Transmission System Operator, Inc.. (MISO)
Grid Voltage
69.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Industrial
Sector
Industrial Non-CHP
15.0K MWh
Latest Month
196.2K MWh
Annual Generation
72.1%
Capacity Factor
CO₂ Intensity
1284 lb/MWh
NOx
12 lb/MWh
SO₂
0.035 lb/MWh
CH₄
0.024 lb/MWh
N₂O
0.002 lb/MWh
Capacity Factor
66.6%
Annual Net Gen
181 GWh
CO₂eq
1285 lb/MWh
Subregion
SERC Mississippi Valley
2013
$965/kW
Est. Construction Cost
Total estimated cost: $30.0M
Market Position
ISO/RTO Market
MISO
LMP Node
EES.AXIALL
Pricing Hub
LOUISIANA.HUB
Alt. Hub / Zone
TEXAS.HUB
Location Type
Generation Node
Node Source
Curated node match
Last updated 2026-03-26
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