Millers Branch Solar III
133 MW generation in Haskell, TX · In queue since August 2024 · Proposed COD October 2026
133 MW
Capacity
1
Components
Solar
1y 9m
In Queue
Facility Study
IA Status
COD target: 2026
Total Duration
2y 2m
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: 2026-10-01
Millers Branch Solar III is a proposed 133 MW solar generation project located in Haskell County, Texas. The project, being developed by Miller's Branch Solar LLC, is in the ERCOT interconnection queue as entry ERCOT-26INR0521, with a queue entry date of August 16, 2024. Its proposed commercial operation date is October 1, 2026, and its interconnection status is currently in the Facility Study phase.
The proposed project consists of 133 MW of solar photovoltaic generation capacity. Recent news coverage has discussed the development project.
Generated from interconnection queue and public data sources
State
TX
County
Haskell
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Miller's Branch Solar LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
BUSS Name: RWMILLER _x0013_ 331 / BUSS Number: 150131-150135
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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