PHOTON SOLAR 3 SLF
109.99 MW generation in Wharton, TX · In queue since October 2020 · Proposed COD February 2026
109.99 MW
Capacity
1
Components
Solar
5y 7m
In Queue
IA Executed
IA Status
Signed Oct 2021
Queue → IA
1 year
IA → COD
4y 4m
Total Duration
1 year
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 executed — binding commitment to build
Typical: 30–60 days (negotiation)
Project under construction
Typical: 12–24 months
Proposed COD: 2026-02-16
The PHOTON SOLAR 3 SLF project is a proposed 109.99 MW solar generation project located in Wharton County, Texas. The project is being developed by GulfStar Power, LLC. It is currently active in the ERCOT interconnection queue as entry ERCOT-23INR0111, with a queue entry date of October 23, 2020.
The project's proposed commercial operation date is February 16, 2026. An Interconnection Agreement (IA) has been executed for the project, with an IA date of October 1, 2021. The point of interconnection is the 44880 Waterh_POI_5 345kV.
Generated from interconnection queue and public data sources
State
TX
County
Wharton
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
GulfStar Power, LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
44880 Waterh_POI_5 345kV
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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