209.3 MW All Other (8 MW) + Natural Gas Fired Combustion Turbine (202 MW) operating in Harris, TX — Electric Reliability Council of Texas, Inc.
209.3 MW
Nameplate Capacity
7
Generators
units
Hybrid (2)
Technology
All Other + Natural Gas Fired Combustion Turbine
1952
Operating Since
Coordinates
29.7535, -94.9973
County
Harris, TX
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Exxon Mobil Refining and Supply Co. | — | — |
| Owner(s) | Exxon Mobil Refining and Supply Co. | — | — |
| Status | Operating | — | — |
The ExxonMobil Baytown Refinery is a 209.3 MW natural gas-fired power plant located in Harris County, Texas. The plant, which began operating in 1952, is owned and operated by Exxon Mobil Refining and Supply Co. It consists of seven generators utilizing both "All Other" and natural gas-fired combustion turbine technologies, and is classified as a hybrid plant.
In the most recent year of data, the plant generated 1,240,328 MWh of electricity, achieving a capacity factor of 67.4%. The ExxonMobil Baytown Refinery operates within the Electric Reliability Council of Texas (ERCOT) balancing authority and the Texas Reliability Entity (TRE) NERC region. Ranked by capacity, it is the 117th largest power plant in Texas out of 144, and the 740th largest in the United States out of 945.
Generated from EIA, GEM, and public data sources
NERC Region
TRE
Balancing Authority
Electric Reliability Council of Texas, Inc.
Grid Voltage
138 kV
Regulatory Status
NR
Entity Type
Industrial
Sector
Industrial CHP
89.7K MWh
Latest Month
1.2M MWh
Annual Generation
67.4%
Capacity Factor
No financial data available for this plant.
Market Position
ISO/RTO Market
ERCOT
LMP Node
EXN_G8
Pricing Hub
HB_HOUSTON
Node Source
EIA-860 direct report
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Last updated 2026-03-14
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