Gregory Power Plant
Cheniere Energy · San Patricio County · ERCOT
Gregory Power Plant is a three-generator natural-gas combined-cycle facility in San Patricio County, Texas. EIA's May 2026 inventory reports 469.8 MW nameplate, 366 MW net summer, and 411 MW net winter capability across two combustion turbines and one steam turbine, all dated July 2000. Cheniere reports that it redeemed the remaining noncontrolling interest in January 2026 and now owns 100% of the entity that owns the plant.
Overview
Key fields
- Net summer capacity
- 366 MW
EIA May 2026
- Nameplate capacity
- 469.8 MW
EIA May 2026
- Net winter capacity
- 411 MW
EIA May 2026
- Operating generators
- 3
2 combustion · 1 steam
- Registry anchor
- Plant 55086
Gregory Power Partners LLC
Resource stack
- 4 resources
LGE_CC1_1 · LGE_CC1_2
Profile
- Grid role
- Dispatchable combined-cycle generation supporting Cheniere's Corpus Christi-area operations and ERCOT.
- Operating configuration
- Two 184.9 MW combustion turbines and one 100 MW steam turbine.
- Capacity scope
- 469.8 MW nameplate · 366 MW net summer · 411 MW net winter.
- Current ownership
- Cheniere reports 100% ownership of the entity that owns the plant after a January 2026 redemption.
Structured profile
- Net summer capacity
- 366 MW
EIA May 2026
Units and generators
Operating generator records and technology attributes reported through EIA-860.
| Generator | Capacity | Technology | Operation | Status |
|---|---|---|---|---|
| GT1A | 184.9 MW 141 MW summer | Natural Gas Fired Combined Cycle Natural Gas · CT | Jul 2000 | Operating |
| GT1B | 184.9 MW 140 MW summer | Natural Gas Fired Combined Cycle Natural Gas · CT | Jul 2000 | Operating |
| STG | 100 MW 85 MW summer | Natural Gas Fired Combined Cycle Natural Gas · CA | Jul 2000 | Operating |
Performance
Monthly EIA generation history and recent market-resource behavior where linked telemetry is available.
Peer context
- Technology capacity
- 469.8 MW
- National rank
- #315
- TX rank
- #50
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.
ERCOT disclosed dispatch
4 ERCOT market resources · Combined-cycle gas
Generation
3 mo through May 22, 2026Capacity factor is average output vs. this plant's observed peak.
Output by hourlocal time · 90 days through May 22, 2026
Latest disclosed outputhourly · 2 weeks ending May 22, 2026
Generation from ERCOT's 60-Day SCED Disclosure (≈60-day lag), summed over this site's market resources.
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.
Market registration
ERCOT public disclosuresOperating context
ERCOT market recordsNearby 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 |
|---|---|---|
| Project company and EIA registered operator | Gregory Power Partners LLC | EIA May 2026 generator inventory |
| Market resources | LGE_CC1_1, LGE_CC1_2, LGE_CC1_3, LGE_CC1_4 | Linked ERCOT resources. |
| Grid selection | plant:plant-55086 | Canonical asset page /ercot/assets/plant/gregory-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 July 2000 for all three current generator records.
- Cheniere consolidated full ownershipCheniere qu...
Cheniere redeemed the remaining noncontrolling interest and reports 100% ownership of the plant-owning entity.
- Latest disclosed generation interval
ERCOT SCED disclosure is delayed, so plant performance windows end at the latest disclosed interval.
Sources
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