Texas City Power Plant
Calpine · Galveston County · ERCOT
Texas City Power Plant is a natural-gas combined-cycle cogeneration facility in Galveston County, Texas. EIA's May 2026 inventory reports four operating generator records totaling 450 MW nameplate, 418 MW net summer, and 435 MW net winter capability, all dated May 1987. A current TCEQ permit describes three combustion turbines, three heat-recovery steam generators, and one steam turbine. Texas City Cogeneration, LLC owns and operates the plant within Calpine, which became a wholly owned Constellation subsidiary in January 2026.
Overview
Key fields
- Net summer capacity
- 418 MW
EIA May 2026
- Nameplate capacity
- 450 MW
EIA May 2026
- Net winter capacity
- 435 MW
EIA May 2026
- Operating generators
- 4
3 combustion · 1 steam
- Registry anchor
- Plant 52088
Texas City Cogeneration LLC
Profile
- Grid role
- Industrial cogeneration and dispatchable combined-cycle generation in ERCOT.
- Operating configuration
- Three combustion turbines and HRSGs feeding one steam turbine.
- Capacity scope
- EIA reports 450 MW nameplate, 418 MW net summer, and 435 MW net winter capability.
Structured profile
- Net summer capacity
- 418 MW
EIA May 2026
- Nameplate capacity
- 450 MW
EIA May 2026
- Owner and operator
- Texas City Cogeneration, LLC
TCEQ
- Parent platform
- Calpine / Constellation
January 2026 acquisition
Units and generators
Operating generator records and technology attributes reported through EIA-860.
| Generator | Capacity | Technology | Operation | Status |
|---|---|---|---|---|
| GEN1 | 141 MW 142 MW summer | Natural Gas Fired Combined Cycle Natural Gas · CA | May 1987 | Operating |
| GEN2 | 103 MW 92 MW summer | Natural Gas Fired Combined Cycle Natural Gas · CT | May 1987 | Operating |
| GEN3 | 103 MW 92 MW summer | Natural Gas Fired Combined Cycle Natural Gas · CT | May 1987 | Operating |
| GEN4 | 103 MW 92 MW summer | Natural Gas Fired Combined Cycle Natural Gas · CT | May 1987 | Operating |
Performance
Monthly EIA generation history and recent market-resource behavior where linked telemetry is available.
Peer context
- Technology capacity
- 450 MW
- National rank
- #318
- TX rank
- #52
Monthly generation
Download CSVMonthly generation is reported through EIA-923. Capacity factor uses the current EIA nameplate capacity and is shown only for complete calendar years.
Grid and market context
Deterministic links to ERCOT market resources, price records, outage disclosures, queue records, and nearby infrastructure. Candidate joins remain labeled until corroborated.
Nearby substations
HIFLD infrastructure inventoryCommercial, land, and environmental record
Source-backed project transactions, agreements, land records, permits, and environmental disclosures. Portfolio and adjacent-project facts remain explicitly scoped.
Land and environmental record
Related parties and identifiers
Parties, market resources, and identifiers tied to this asset, with owner, operator, developer, EPC, compliance provider, and interconnecting entity roles kept separate.
Relationship graph
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Parties and identifiers
| Relationship | Entity | Basis |
|---|---|---|
| Parent generation platform | Texas City TCEQ permit renewal | |
| Grid selection | plant:plant-52088 | Canonical asset page /ercot/assets/plant/texas-city-power-plant. |
Reporting portfolio
Portfolio membership follows the latest EIA-860 reporting entity. It does not imply ultimate ownership.
Timeline and sources
Project milestones and public references behind the asset profile.
Project timeline
- Generating units entered serviceEIA May 202...
EIA reports May 1987 for all four operating generator records.
Sources
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