How big is Quail Run Energy Center?

Quail Run Energy Center has a reported capacity of 550.4 MW. Source: EIA Form 860.

What kind of plant is Quail Run Energy Center?

Quail Run Energy Center is a Natural Gas Fired Combined Cycle facility in Ector County, TX, participating in the ERCOT market.

Where is Quail Run Energy Center located?

Quail Run Energy Center is in Ector County, TX, inside the ERCOT balancing area.

Who operates Quail Run Energy Center?

Quail Run Energy Center is operated by Quail Run Energy Partners, LP according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.

How much electricity does Quail Run Energy Center generate?

Quail Run Energy Center reported 3,069.8 GWh over the twelve months to 2024-12. Figures are net generation as filed to EIA-923.

How does Quail Run Energy Center compare to other plants?

By capacity, Quail Run Energy Center ranks #290 of 538 operating plants of the same technology nationally. It ranks #44 of 69 in TX.

Quail Run Energy Center — 550 MW gas plant, Ector County, TX

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Quail Run Energy Center — 550 MW gas plant, Ector County, TX · Ask the Grid

Overview

Net summer capacity: 472.2 MW
EIA May 2026
Nameplate capacity: 550.4 MW
EIA May 2026
Net winter capacity: 532.2 MW
EIA May 2026
Operating generators: 6
4 combustion turbines · 2 steam turbines
Company rating: 550 MW
Calpine
Registry anchor: Plant 56349
Quail Run Energy Partners, LP
Resource stack: 8 resources
QALSW_CC1_1 · QALSW_CC1_2

Infrastructure record

Operator: Quail Run Energy Partners, LP

Profile

Grid role: Dispatchable two-block natural-gas combined-cycle generation in ERCOT.
Operating configuration: Four combustion turbines and two steam turbines grouped into two combined-cycle blocks.
Capacity scope: EIA reports 550.4 MW nameplate, 472.2 MW net summer, and 532.2 MW net winter capability; Calpine uses a 550 MW company rating.

Structured profile

Net summer capacity: 472.2 MW
EIA May 2026
Nameplate capacity: 550.4 MW
EIA May 2026
Net winter capacity: 532.2 MW
EIA May 2026
Current owner: Calpine
Acquired September 2024
Configuration

Related assets

Similar plants ranked by technology, capacity, and distance.

Mustang Station

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Yoakum County

Same typeComparable scale82 mi away

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Odessa-Ector Power Plant

Natural Gas · 1,152.8 MW

Ector County

Same type1 mi away

Compare with this plant

Units and generators

Operating generator records and technology attributes reported through EIA-860.

Generator	Capacity	Technology	Operation	Status
CT1A	90.6 MW 70 MW summer	Natural Gas Fired Combined Cycle Natural Gas · CT	May 2007	Operating
CT1B	90.6 MW 70 MW summer	Natural Gas Fired Combined Cycle Natural Gas · CT	May 2007	Operating
CT2A	86.5 MW 68 MW summer	Natural Gas Fired Combined Cycle Natural Gas · CT	May 2002	Operating
CT2B	86.5 MW 68 MW summer

Performance

Monthly EIA generation history and recent market-resource behavior where linked telemetry is available.

Peer context

Technology capacity: 550.4 MW
National rank: #290
TX rank: #44

Monthly generation

Download CSV

Latest 12 months

3.07 TWh

Reported net generation

Latest report

Dec 2024

EIA-923 monthly filing

2024 capacity factor

63.5%

Using current reported nameplate capacity

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 disclosures

Settlement point

QALSW_CC1·QALSW_CC2

Commercial, 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

Air Permit

Oct 8, 2025

Permit No. 76990

TCEQ Air Permit Number 76990 for Quail Run Energy Center; renewal application submitted by Calpine Operating Services Company, Inc.; permit expires October 8, 2025.

Source

Coordinate Parcel Area

2025

40.0002 Acres

TxGIO parcel intersecting the mapped EIA plant coordinate; parcel 2257.00000000; ECTOR APPRAISAL DISTRICT; tax year 2025

TxGIO land parcel intersecting

Coordinate Parcel Id

2025

2257.00000000

TxGIO parcel intersecting the mapped EIA plant coordinate; parcel 2257.00000000; ECTOR APPRAISAL DISTRICT; tax year 2025

TxGIO land parcel intersecting

Coordinate Parcel Market Value

2025

102000000

TxGIO parcel intersecting the mapped EIA plant coordinate; parcel 2257.00000000; ECTOR APPRAISAL DISTRICT; tax year 2025

TxGIO land parcel intersecting

Coordinate Parcel Owner

2025

QUAIL RUN ENERGY PARTNERS LP

TxGIO parcel intersecting the mapped EIA plant coordinate; parcel 2257.00000000; ECTOR APPRAISAL DISTRICT; tax year 2025

TxGIO land parcel intersecting

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

Drag organizations to explore the network. Select a node to pin its details and available page link.

AssetProject companyOwner / operator

Parties and identifiers

OrganizationRoleBasis

Timeline and sources

Project milestones and public references behind the asset profile.

Project timeline

May 2002
May 2002
First combustion-turbine block entered serviceEIA May 202...
EIA reports May 2002 for CT2A and CT2B.
May 2007
May 2007
Second combustion-turbine block entered service

Overview

Infrastructure record

Profile

Structured profile

Related assets

Mustang Station

Odessa-Ector Power Plant

Units and generators

Performance

Peer context

Monthly generation

Grid and market context

Market registration

Commercial, land, and environmental record

Land and environmental record

Related parties and identifiers

Relationship graph

Parties and identifiers

Timeline and sources

Project timeline

Permian Basin

Ector County Energy Center

Mustang Station Unit 4

Thomas C Ferguson

ERCOT disclosed dispatch

Generation

Output by hourlocal time · 90 days through Jul 14, 2026

Latest disclosed outputhourly · 2 weeks ending Jul 14, 2026

Settlement price economics

Operating context

Nearby substations

Reporting portfolio

Sources

Common questions about Quail Run Energy Center

How big is Quail Run Energy Center?

What kind of plant is Quail Run Energy Center?

Where is Quail Run Energy Center located?

Who operates Quail Run Energy Center?

How much electricity does Quail Run Energy Center generate?

How does Quail Run Energy Center compare to other plants?

Co-located assets