Starr Solar Ranch
136.73 MW generation in Starr, TX · In queue since November 2018 · Proposed COD August 2025
136.73 MW
Capacity
1
Components
Solar
7y 6m
In Queue
IA Executed
IA Status
Signed Oct 2020
Queue → IA
1y 11m
IA → COD
4y 10m
Total Duration
1y 11m
Schedule
9 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: 2025-08-14
The Starr Solar Ranch is a proposed solar generation project located in Starr County, Texas, within the ERCOT region. The project, developed by Starr Solar Ranch 1 LLC, has a total capacity of 136.73 MW. It is listed in the ERCOT interconnection queue as entry 20INR0216, with an original queue entry date of November 7, 2018, and a proposed commercial operation date of August 14, 2025. The project's interconnection agreement was executed on October 1, 2020.
The proposed project is linked to the existing Starr Solar Ranch operating plant (EIA ID 65975). Recent news coverage has highlighted the project, with 15 articles appearing in industry, grid, and development publications.
Generated from interconnection queue and public data sources
State
TX
County
Starr
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Starr Solar Ranch 1 LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
8795 Roma 138kV
Data Source
LBNL + Live
- ISO / RTO
- ERCOT
- Trading Hub
- HB_SOUTH
- Hub Confidence
- HIGH
- Nearest Node (Estimated)
- STAR_SLR_RN
- POI Substation
- Roma Switching Station
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.
Last updated 2026-03-26
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