Tres Margaritas Solar
60.95 MW generation in Dimmit, TX · In queue since July 2021 · Proposed COD June 2026
60.95 MW
Capacity
1
Components
Solar
4y 10m
In Queue
Facility Study
IA Status
COD target: 2026
Total Duration
4y 11m
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: 2026-06-30
The Tres Margaritas Solar project is a proposed 60.95 MW solar generation facility in Dimmit County, Texas. The project, developed by Gransolar Texas Six, LLC, is currently active in the ERCOT interconnection queue as entry ERCOT-24INR0088, with a queue entry date of July 13, 2021. Its proposed commercial operation date is June 30, 2026, and its interconnection agreement status is currently in the Facility Study phase.
The point of interconnection for the project is the Tap 138kV 8613 Big Wells – Dilley Switching Station. The project has appeared in recent news.
Generated from interconnection queue and public data sources
State
TX
County
Dimmit
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Gransolar Texas Six, LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
Tap 138kV 8613 Big Wells _x0013_ 8212 Dilley Switching Station
Data Source
LBNL
- 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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