How big is Citadel Battery Storage Plant?

Citadel Battery Storage Plant has a reported capacity of 204 MW and an energy capacity of 299 MWh. Source: EIA Form 860.

What kind of plant is Citadel Battery Storage Plant?

Citadel Battery Storage Plant is a batteries facility in Harris County, TX, participating in the ERCOT market.

Where is Citadel Battery Storage Plant located?

Citadel Battery Storage Plant is in Harris County, TX, inside the ERCOT balancing area.

Who operates Citadel Battery Storage Plant?

Citadel Battery Storage Plant is operated by Citadel BESS LLC according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.

When did Citadel Battery Storage Plant start operating?

Citadel Battery Storage Plant reports a commercial operation date of 2024. Current status: operating. Source: EIA Form 860.

How much electricity does Citadel Battery Storage Plant generate?

Citadel Battery Storage Plant reported 89.8 GWh over the twelve months to 2026-06. For a storage plant this is reported gross generation — a discharge proxy, not a cycle count or a conventional capacity factor.

How does Citadel Battery Storage Plant compare to other plants?

By capacity, Citadel Battery Storage Plant ranks #46 of 962 operating plants of the same technology nationally. It ranks #16 of 223 in TX.

Citadel Battery Storage Plant — 204 MW battery storage, TX

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Citadel Battery Storage Plant — 204 MW battery storage, TX · Ask the Grid

Overview

Power capacity: 204 MW
EIA May 2026
Energy capacity: 298 MWh
EIA May 2026
Storage duration: 1.46 hours
EIA nameplate ratio
Development scope: 206 MW / 299 MWh
PUCT April 2024 filing
Commercial operation: Dec 2024
EIA May 2026
Registry anchor: Plant 67738
Citadel BESS LLC

Infrastructure record

Operator: Citadel BESS LLC

Profile

Grid role: Standalone battery storage participating in ERCOT's wholesale market.
Current EIA rating: 204 MW / 298 MWh · approximately 1.46 hours at nameplate power.
Development filing: Approximately 206 MW / 299 MWh before operation.
Interconnection: CenterPoint Energy Houston Electric transmission system.

Structured profile

Current operating rating: 204 MW / 298 MWh
EIA May 2026
Registered operator: Citadel BESS LLC
EIA May 2026
Development-stage rating: 206 MW / 299 MWh
PUCT filing
Transmission counterparty: CenterPoint Energy Houston Electric
PUCT filing

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Units and generators

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

Generator	Capacity	Technology	Operation	Status
CITDL	204 MW 204 MW summer	Batteries Electricity used for energy storage · BA	Dec 2024	Operating

Performance

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

Peer context

Technology capacity: 204 MW
National rank: #46
TX rank: #16

Monthly generation

Download CSV

Latest 12 months

89.8 GWh

Reported gross generation

Latest report

Jun 2026

EIA-923 monthly filing

2025 net exchange

-27.8 GWh

Generation less station charging

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 inventory

CROSBY

IN SERVICE · 138 kV

0.3 km

TAP302652

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

Coordinate Parcel Area

2025

4.744 Acres

TxGIO parcel intersecting the mapped EIA plant coordinate; parcel 1303150010002; HARRIS APPRAISAL DISTRICT; tax year 2025

TxGIO land parcel intersecting

Coordinate Parcel Id

2025

1303150010002

TxGIO parcel intersecting the mapped EIA plant coordinate; parcel 1303150010002; HARRIS APPRAISAL DISTRICT; tax year 2025

TxGIO land parcel intersecting

Coordinate Parcel Market Value

2025

1064825

TxGIO parcel intersecting the mapped EIA plant coordinate; parcel 1303150010002; HARRIS APPRAISAL DISTRICT; tax year 2025

TxGIO land parcel intersecting

Coordinate Parcel Owner

2025

CITADEL BESS LLC

TxGIO parcel intersecting the mapped EIA plant coordinate; parcel 1303150010002; HARRIS 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.

AssetOrganization

Parties and identifiers

OrganizationRoleBasis

plant:plant-67738Grid selectionCanonical asset page /assets/facilities/citadel-battery-storage-plant.

Reporting portfolio

Timeline and sources

Project milestones and public references behind the asset profile.

Project timeline

Apr 4, 2024
Apr 4, 2024
Generation-Company Registration FiledCitadel BES...
Citadel described the proposed facility as approximately 206 MW / 299 MWh and not yet commercially operational.
Dec 2024
Dec 2024
Battery Entered Service

Citadel Battery Storage Plant

Citadel Battery Storage Plant

Overview

Infrastructure record

Profile

Structured profile

Related assets

Hidden Lakes Reliability Project

Bypass BESS

Units and generators

Performance

Peer context

Monthly generation

Grid and market context

Nearby substations

Commercial, land, and environmental record

Land and environmental record

Related parties and identifiers

Relationship graph

Parties and identifiers

Reporting portfolio

Timeline and sources

Project timeline

Callisto I Energy Center

Sealy BESS

Longbow BESS, LLC

Wizard Energy Storage

Settlement price economics

Sources

Common questions about Citadel Battery Storage Plant

How big is Citadel Battery Storage Plant?

What kind of plant is Citadel Battery Storage Plant?

Where is Citadel Battery Storage Plant located?

Who operates Citadel Battery Storage Plant?

When did Citadel Battery Storage Plant start operating?

How much electricity does Citadel Battery Storage Plant generate?

How does Citadel Battery Storage Plant compare to other plants?

Co-located assets