Pearl Crescent Storage
50.26 MW storage in Colorado, TX · In queue since December 2019 · Proposed COD December 2026
50.26 MW
Capacity
1
Components
Battery
6y 5m
In Queue
Facility Study
IA Status
COD target: 2026
Total Duration
7 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: 2026-12-15
Pearl Crescent Storage is a proposed 50.26 MW battery storage project in Colorado County, Texas. Developed by RWE Solar Development, LLC, the project consists entirely of battery storage. It is currently active in the ERCOT interconnection queue as entry ERCOT-21INR0470, with a queue entry date of December 20, 2019, and a proposed commercial operation date of December 15, 2026. The project's interconnection status is currently in the Facility Study phase, and its point of interconnection is the Rock Island (57640) 138kV substation.
The proposed project is located within the Electric Reliability Council of Texas (ERCOT) service area. Recent news coverage has discussed the development of battery storage projects in Texas, including those within the ERCOT region.
Generated from interconnection queue and public data sources
State
TX
County
Colorado
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
RWE Solar Development, LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
Rock Island (57640) 138kV
Data Source
LBNL + Live
- 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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