Lytton Springs BESS
76.4 MW hybrid in Caldwell, TX · In queue since December 2025 · Proposed COD December 2029
76.4 MW
Capacity
0
Components
5 months
In Queue
—
IA Status
COD target: 2029
Total Duration
4 years
Interconnection request submitted to ISO/RTO
ERCOT uses a serial "connect and manage" approach — fastest among major ISOs.
Typical: 18–30 months (fastest major ISO)
Interconnection agreement not yet executed
Typical: 30–60 days (negotiation)
Proposed COD: 2029-12-01
The Lytton Springs BESS project is a proposed 76.4 MW hybrid battery energy storage project located in Caldwell County, Texas. Developed by SMT Lytton Springs LLC, the project is interconnected to the ERCOT grid under queue ID ERCOT-27INR0585. The project entered the interconnection queue on December 2, 2025, with a proposed commercial operation date of December 1, 2029.
The Lytton Springs BESS project is a hybrid facility that includes battery energy storage. The point of interconnection is the Lytton Springs (#9074) – Fayette Plant (#7055) 345 kV Line. The project has appeared in recent news.
Generated from interconnection queue and public data sources
State
TX
County
Caldwell
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
SMT Lytton Springs LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
Lytton Springs (#9074) – Fayette Plant (#7055) 345 kV Line
Data Source
Live · ERCOT
- ISO / RTO
- ERCOT
- Trading Hub
- HB_NORTH
- Hub Confidence
- LOW
This project's market context is estimated from its Point of Interconnection. Hub and node assignments are approximate and based on geographic inference from the POI substation name.
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