Citadel Battery Storage Plant
GreenflashHarris County
Overview
- 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
- Mapped facility footprint
- Mapped infrastructure footprint
Mapped infrastructure geometry associated with this asset.
- In service
- 2024-12
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
Generation and physical site
EIA plant 67738 · Inventory for Sep 2026.
Reported operating nameplate by technology
- Battery storage
- 204 MW
Generator records (1)
| Generator | Technology | Status | Power (MW) | Energy (MWh) |
|---|---|---|---|---|
| CITDL | Batteries | Operating | 204 | 298 |
- Physical map location · OpenStreetMap
- 29.87380, -95.01770
- Filed location · EIA
- 29.87404, -95.01824
Sources and observation dates
Related assets
Similar plants ranked by technology, capacity, and distance.
Units and generators
Current generator records and technology attributes reported through EIA-860.
| Generator | Capacity | Technology | Operation | Status |
|---|---|---|---|---|
| CITDL | 204 MW 204 MW summer | Batteries 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
- Batteries
- National rank
- #56
- of 1,061 operating peers
- TX rank
- #18
- of 254 operating peers
Monthly generation
Download CSVLatest 12 months
94.5 GWh
Reported gross generation
Latest report
Jul 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.
Market registration
ERCOT public disclosuresCommercial, 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
Coordinate Parcel Id
2025
1303150010002
TxGIO parcel intersecting the mapped EIA plant coordinate; parcel 1303150010002; HARRIS APPRAISAL DISTRICT; tax year 2025
Coordinate Parcel Market Value
2025
1064825
TxGIO parcel intersecting the mapped EIA plant coordinate; parcel 1303150010002; HARRIS APPRAISAL DISTRICT; tax year 2025
Coordinate Parcel Owner
2025
CITADEL BESS LLC
TxGIO parcel intersecting the mapped EIA plant coordinate; parcel 1303150010002; HARRIS APPRAISAL DISTRICT; tax year 2025
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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AssetOrganization
Parties and identifiers
HLY_ESR1, HLY_ESR2Market resourcesLinked ERCOT resources.
Reporting portfolio
Timeline and sources
Project milestones and public references behind the asset profile.
Project timeline
- Generation-Company Registration FiledCitadel BES...
Citadel described the proposed facility as approximately 206 MW / 299 MWh and not yet commercially operational.
- Battery Entered Service