Smith Lake Storage DC
65 MW storage in Grimes, TX · In queue since March 2022 · Proposed COD December 2028
65 MW
Capacity
1
Components
Battery
4y 2m
In Queue
Facility Study
IA Status
COD target: 2028
Total Duration
6y 9m
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: 2028-12-28
Smith Lake Storage DC is a proposed 65 MW battery storage project located in Grimes County, Texas. The project, developed by Smith Lake Solar, is interconnected within the ERCOT region under queue ID ERCOT-25INR0045. It entered the interconnection queue on March 7, 2022, and has a proposed commercial operation date of December 28, 2028. The project's interconnection status is currently in the Facility Study phase.
The proposed project consists of 65 MW of battery storage capacity. Its point of interconnection (POI) is at the Tap 345kV 44645 Singleton - 44900 Zenith Ckt #99. The Smith Lake Storage DC project has appeared in recent news coverage.
Generated from interconnection queue and public data sources
State
TX
County
Grimes
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Smith Lake Solar
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
Tap 345kV 44645 Singleton - 44900 Zenith Ckt #99
Data Source
LBNL + Live
- ISO / RTO
- ERCOT
- Trading Hub
- HB_SOUTH
- Hub Confidence
- MEDIUM
- Nearest Node (Estimated)
- LMO_ESR_RN
- POI Substation
- Singleton Substation
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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