Red Holly Storage
50 MW storage in Dawson, TX · In queue since September 2018 · Proposed COD May 2028
50 MW
Capacity
1
Components
Battery
7y 8m
In Queue
IA Executed
IA Status
Signed Oct 2020
Queue → IA
2y 1m
IA → COD
7y 7m
Total Duration
2y 1m
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 executed — binding commitment to build
Typical: 30–60 days (negotiation)
Project under construction
Typical: 6–18 months
Proposed COD: 2028-05-30
Red Holly Storage is a proposed 50 MW battery storage project located in Dawson County, Texas. Developed by GreenGo Energy, the project is interconnected within the ERCOT region under queue ID ERCOT-21INR0033. The project entered the interconnection queue on September 27, 2018, and has a proposed commercial operation date of May 30, 2028. The Interconnection Agreement (IA) for the project was executed on October 19, 2020.
The project consists of 50 MW of battery storage capacity. The point of interconnection (POI) is at the tap 345kV 59900 Longdraw - 79641 Farmland. The Red Holly Storage project has been mentioned in recent news coverage related to the energy industry.
Generated from interconnection queue and public data sources
State
TX
County
Dawson
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
GreenGo Energy
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
tap 345kV 59900 Longdraw - 79641 Farmland
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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