Red Holly Storage 1
50 MW storage in Dawson, TX · In queue since July 2018 · Proposed COD May 2028
50 MW
Capacity
1
Components
Battery
7y 10m
In Queue
IA Executed
IA Status
Signed Oct 2020
Queue → IA
2y 3m
IA → COD
7y 7m
Total Duration
2y 3m
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 1 is a proposed 50 MW battery storage project located in Dawson County, Texas. The developer is GreenGo Energy. The project is interconnected within the ERCOT region and entered the ERCOT queue as ERCOT-21INR0029 on July 11, 2018. The proposed commercial operation date is May 30, 2028.
The project's Interconnection Agreement (IA) was executed on October 19, 2020. The point of interconnection is tap 345kV 59900 Longdraw - 79641 Farmland. The Red Holly Storage 1 project has been the subject of recent news coverage.
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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