Morrow Lake Storage
201.13 MW storage in Frio, TX · In queue since February 2020 · Proposed COD February 2026
201.13 MW
Capacity
1
Components
Battery
6y 3m
In Queue
Facility Study
IA Status
COD target: 2026
Total Duration
6 years
Schedule
3 months past proposed COD
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: 2026-02-10
Morrow Lake Storage, LLC is proposing a 201.13 MW battery storage project in Frio County, Texas. The project, identified as ERCOT-21INR0483 in the ERCOT interconnection queue, entered the queue on February 7, 2020, and has a proposed commercial operation date of February 10, 2026. The project's interconnection status is currently in the Facility Study phase.
The Morrow Lake Storage project has been the subject of recent news coverage, with seven articles categorized as industry news.
Generated from interconnection queue and public data sources
State
TX
County
Frio
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Morrow Lake Storage, LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
5895 Pearsall 138kV
Data Source
LBNL + Live
- ISO / RTO
- ERCOT
- Trading Hub
- HB_SOUTH
- Hub Confidence
- MEDIUM
- Nearest Node (Estimated)
- PEARSA_1_24
- POI Substation
- Pearsall Switchyard
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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