Three W Solar
110.89 MW generation in Hill, TX · In queue since March 2022 · Proposed COD May 2026
110.89 MW
Capacity
1
Components
Solar
4y 2m
In Queue
IA Executed
IA Status
Signed Mar 2023
Queue → IA
1 year
IA → COD
3y 2m
Total Duration
1 year
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: 2026-05-15
The Three W Solar project is a proposed 110.89 MW solar generation facility in Hill County, Texas. The project, developed by Three W Solar LLC, is interconnected within the ERCOT region under queue ID ERCOT-25INR0055. It entered the interconnection queue on March 7, 2022, with a proposed commercial operation date of May 15, 2026. The project's Interconnection Agreement (IA) was executed on March 28, 2023.
The Three W Solar project has been featured in recent news coverage.
Generated from interconnection queue and public data sources
State
TX
County
Hill
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Three W Solar LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
tap 138kV 3522 Hillboro1_8 - 237 Blanton CKT 1
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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