Ray Olinger
Garland Power & Light · Collin County · ERCOT
Ray Olinger Power Plant is a four-unit, city-owned natural-gas generating station in Collin County, Texas. EIA's May 2026 inventory reports 427.7 MW nameplate, 395 MW net summer, and 401 MW net winter capability across three steam turbines and one combustion turbine. The units entered service in 1967, 1971, 1976, and 2001.
Overview
Key fields
- Net summer capacity
- 395 MW
EIA May 2026
- Nameplate capacity
- 427.7 MW
EIA May 2026
- Net winter capacity
- 401 MW
EIA May 2026
- City plant rating
- 400 MW
City of Garland
- Operating generators
- 4
3 steam · 1 combustion
- Registry anchor
- Plant 3576
City of Garland
Resource stack
- 3 resources
OLINGR_OLING_2 · OLINGR_OLING_3
Profile
- Operating configuration
- Three natural-gas steam turbines and one natural-gas combustion turbine.
- Capacity scope
- EIA reports 427.7 MW nameplate, 395 MW net summer, and 401 MW net winter capability; Garland uses a rounded 400 MW plant rating.
- Ownership
- The City of Garland owns and operates the facility through its municipal electric utility.
Structured profile
- Net summer capacity
- 395 MW
EIA May 2026
- Nameplate capacity
- 427.7 MW
EIA May 2026
- Owner and operator
- City of Garland
EIA and City of Garland
- Plant rating
- 400 MW
City of Garland
Units and generators
Operating generator records and technology attributes reported through EIA-860.
| Generator | Capacity | Technology | Operation | Status |
|---|---|---|---|---|
| 1 | 75 MW 75 MW summer | Natural Gas Steam Turbine Natural Gas · ST | Jul 1967 | Operating |
| 2 | 113.4 MW 107 MW summer | Natural Gas Steam Turbine Natural Gas · ST | Jan 1971 | Operating |
| 3 | 156.6 MW 138 MW summer | Natural Gas Steam Turbine Natural Gas · ST | Jun 1976 | Operating |
| 4 | 82.7 MW 75 MW summer | Natural Gas Fired Combustion Turbine Natural Gas · GT | Jul 2001 | Operating |
Performance
Monthly EIA generation history and recent market-resource behavior where linked telemetry is available.
Peer context
- Technology capacity
- 345 MW
- National rank
- #76
- TX rank
- #19
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
3 ERCOT market resources · Gas steam, Gas turbine
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.
Parties and identifiers
| Relationship | Entity | Basis |
|---|---|---|
| Market resources | OLINGR_OLING_2, OLINGR_OLING_3, OLINGR_OLING_4 | Linked ERCOT resources. |
| Grid selection | plant:plant-3576 | Canonical asset page /ercot/assets/plant/ray-olinger. |
Reporting portfolio
| Largest reported plants | Capacity | State |
|---|---|---|
| Ray OlingerCurrent | 427.7 MW | TX |
| Spencer | 126.5 MW | TX |
| Lewisville | 2.8 MW | TX |
Portfolio membership follows the latest EIA-860 reporting entity. It does not imply ultimate ownership.
View full reporting portfolioTimeline and sources
Project milestones and public references behind the asset profile.
Project timeline
- Unit 1 entered serviceEIA May 202...
EIA reports July 1967 for Unit 1.
- Unit 2 entered serviceEIA May 202...
EIA reports January 1971 for Unit 2.
- Unit 3 entered serviceEIA May 202...
EIA reports June 1976 for Unit 3.
- Unit 4 entered serviceEIA May 202...
EIA reports July 2001 for Unit 4.
- Latest disclosed generation interval
ERCOT SCED disclosure is delayed, so plant performance windows end at the latest disclosed interval.
Sources
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